# HG changeset patch
# User Gregory Szorc <gregory.szorc@gmail.com>
# Date 1645474108 25200
# Node ID 642e31cb55f0b0fb694beedad2fbd13245e62edd
# Parent  55d1325251557528b78d75c805638996b2d1552b
py3: use class X: instead of class X(object):

The inheritance from object is implied in Python 3. So this should
be equivalent.

This change was generated via an automated search and replace. So there
may have been some accidental changes.

Differential Revision: https://phab.mercurial-scm.org/D12352

diff -r 55d132525155 -r 642e31cb55f0 contrib/check-code.py
--- a/contrib/check-code.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/contrib/check-code.py	Mon Feb 21 13:08:28 2022 -0700
@@ -758,7 +758,7 @@
             preparefilters(filters)
 
 
-class norepeatlogger(object):
+class norepeatlogger:
     def __init__(self):
         self._lastseen = None
 
diff -r 55d132525155 -r 642e31cb55f0 contrib/fuzz/mpatch_corpus.py
--- a/contrib/fuzz/mpatch_corpus.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/contrib/fuzz/mpatch_corpus.py	Mon Feb 21 13:08:28 2022 -0700
@@ -20,7 +20,7 @@
 
 if sys.version_info[0] < 3:
 
-    class py2reprhack(object):
+    class py2reprhack:
         def __repr__(self):
             """Py2 calls __repr__ for `bytes(foo)`, forward to __bytes__"""
             return self.__bytes__()
@@ -28,7 +28,7 @@
 
 else:
 
-    class py2reprhack(object):
+    class py2reprhack:
         """Not needed on py3."""
 
 
diff -r 55d132525155 -r 642e31cb55f0 contrib/hgclient.py
--- a/contrib/hgclient.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/contrib/hgclient.py	Mon Feb 21 13:08:28 2022 -0700
@@ -49,7 +49,7 @@
     return server
 
 
-class unixconnection(object):
+class unixconnection:
     def __init__(self, sockpath):
         self.sock = sock = socket.socket(socket.AF_UNIX)
         sock.connect(sockpath)
@@ -62,7 +62,7 @@
         self.sock.close()
 
 
-class unixserver(object):
+class unixserver:
     def __init__(self, sockpath, logpath=None, repopath=None):
         self.sockpath = sockpath
         cmdline = [b'hg', b'serve', b'--cmdserver', b'unix', b'-a', sockpath]
diff -r 55d132525155 -r 642e31cb55f0 contrib/perf.py
--- a/contrib/perf.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/contrib/perf.py	Mon Feb 21 13:08:28 2022 -0700
@@ -369,7 +369,7 @@
     return len
 
 
-class noop(object):
+class noop:
     """dummy context manager"""
 
     def __enter__(self):
@@ -413,7 +413,7 @@
         # available since 2.2 (or ae5f92e154d3)
         from mercurial import node
 
-        class defaultformatter(object):
+        class defaultformatter:
             """Minimized composition of baseformatter and plainformatter"""
 
             def __init__(self, ui, topic, opts):
@@ -652,7 +652,7 @@
 
     origvalue = getattr(obj, _sysstr(name))
 
-    class attrutil(object):
+    class attrutil:
         def set(self, newvalue):
             setattr(obj, _sysstr(name), newvalue)
 
@@ -2942,7 +2942,7 @@
     fm.end()
 
 
-class _faketr(object):
+class _faketr:
     def add(s, x, y, z=None):
         return None
 
diff -r 55d132525155 -r 642e31cb55f0 contrib/testparseutil.py
--- a/contrib/testparseutil.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/contrib/testparseutil.py	Mon Feb 21 13:08:28 2022 -0700
@@ -79,7 +79,7 @@
 ####################
 
 
-class embeddedmatcher(object):  # pytype: disable=ignored-metaclass
+class embeddedmatcher:  # pytype: disable=ignored-metaclass
     """Base class to detect embedded code fragments in *.t test script"""
 
     __metaclass__ = abc.ABCMeta
@@ -156,7 +156,7 @@
     :ends: line number (1-origin), at which embedded code ends (exclusive)
     :code: extracted embedded code, which is single-stringified
 
-    >>> class ambigmatcher(object):
+    >>> class ambigmatcher:
     ...     # mock matcher class to examine implementation of
     ...     # "ambiguous matching" corner case
     ...     def __init__(self, desc, matchfunc):
diff -r 55d132525155 -r 642e31cb55f0 doc/hgmanpage.py
--- a/doc/hgmanpage.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/doc/hgmanpage.py	Mon Feb 21 13:08:28 2022 -0700
@@ -112,7 +112,7 @@
         self.output = visitor.astext()
 
 
-class Table(object):
+class Table:
     def __init__(self):
         self._rows = []
         self._options = ['center']
@@ -312,7 +312,7 @@
         pass
 
     def list_start(self, node):
-        class enum_char(object):
+        class enum_char:
             enum_style = {
                 'bullet': '\\(bu',
                 'emdash': '\\(em',
diff -r 55d132525155 -r 642e31cb55f0 hgdemandimport/demandimportpy2.py
--- a/hgdemandimport/demandimportpy2.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgdemandimport/demandimportpy2.py	Mon Feb 21 13:08:28 2022 -0700
@@ -54,7 +54,7 @@
         return importfunc(hgextname, globals, *args, **kwargs)
 
 
-class _demandmod(object):
+class _demandmod:
     """module demand-loader and proxy
 
     Specify 1 as 'level' argument at construction, to import module
diff -r 55d132525155 -r 642e31cb55f0 hgdemandimport/demandimportpy3.py
--- a/hgdemandimport/demandimportpy3.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgdemandimport/demandimportpy3.py	Mon Feb 21 13:08:28 2022 -0700
@@ -54,7 +54,7 @@
                 super().exec_module(module)
 
 
-class LazyFinder(object):
+class LazyFinder:
     """A wrapper around a ``MetaPathFinder`` that makes loaders lazy.
 
     ``sys.meta_path`` finders have their ``find_spec()`` called to locate a
diff -r 55d132525155 -r 642e31cb55f0 hgext/absorb.py
--- a/hgext/absorb.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/absorb.py	Mon Feb 21 13:08:28 2022 -0700
@@ -83,7 +83,7 @@
 defaultdict = collections.defaultdict
 
 
-class nullui(object):
+class nullui:
     """blank ui object doing nothing"""
 
     debugflag = False
@@ -97,7 +97,7 @@
         return nullfunc
 
 
-class emptyfilecontext(object):
+class emptyfilecontext:
     """minimal filecontext representing an empty file"""
 
     def __init__(self, repo):
@@ -277,7 +277,7 @@
     )
 
 
-class filefixupstate(object):
+class filefixupstate:
     """state needed to apply fixups to a single file
 
     internally, it keeps file contents of several revisions and a linelog.
@@ -655,7 +655,7 @@
             )
 
 
-class fixupstate(object):
+class fixupstate:
     """state needed to run absorb
 
     internally, it keeps paths and filefixupstates.
diff -r 55d132525155 -r 642e31cb55f0 hgext/blackbox.py
--- a/hgext/blackbox.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/blackbox.py	Mon Feb 21 13:08:28 2022 -0700
@@ -105,7 +105,7 @@
 _lastlogger = loggingutil.proxylogger()
 
 
-class blackboxlogger(object):
+class blackboxlogger:
     def __init__(self, ui, repo):
         self._repo = repo
         self._trackedevents = set(ui.configlist(b'blackbox', b'track'))
diff -r 55d132525155 -r 642e31cb55f0 hgext/bugzilla.py
--- a/hgext/bugzilla.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/bugzilla.py	Mon Feb 21 13:08:28 2022 -0700
@@ -434,7 +434,7 @@
 )
 
 
-class bzaccess(object):
+class bzaccess:
     '''Base class for access to Bugzilla.'''
 
     def __init__(self, ui):
@@ -690,7 +690,7 @@
 # Bugzilla via XMLRPC interface.
 
 
-class cookietransportrequest(object):
+class cookietransportrequest:
     """A Transport request method that retains cookies over its lifetime.
 
     The regular xmlrpclib transports ignore cookies. Which causes
@@ -1095,7 +1095,7 @@
         pass
 
 
-class bugzilla(object):
+class bugzilla:
     # supported versions of bugzilla. different versions have
     # different schemas.
     _versions = {
diff -r 55d132525155 -r 642e31cb55f0 hgext/convert/common.py
--- a/hgext/convert/common.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/convert/common.py	Mon Feb 21 13:08:28 2022 -0700
@@ -34,7 +34,7 @@
     return d.encode('latin1')
 
 
-class _shlexpy3proxy(object):
+class _shlexpy3proxy:
     def __init__(self, l):
         self._l = l
 
@@ -127,7 +127,7 @@
 SKIPREV = b'SKIP'
 
 
-class commit(object):
+class commit:
     def __init__(
         self,
         author,
@@ -157,7 +157,7 @@
         self.ctx = ctx  # for hg to hg conversions
 
 
-class converter_source(object):
+class converter_source:
     """Conversion source interface"""
 
     def __init__(self, ui, repotype, path=None, revs=None):
@@ -307,7 +307,7 @@
         return True
 
 
-class converter_sink(object):
+class converter_sink:
     """Conversion sink (target) interface"""
 
     def __init__(self, ui, repotype, path):
@@ -403,7 +403,7 @@
         raise NotImplementedError
 
 
-class commandline(object):
+class commandline:
     def __init__(self, ui, command):
         self.ui = ui
         self.command = command
diff -r 55d132525155 -r 642e31cb55f0 hgext/convert/convcmd.py
--- a/hgext/convert/convcmd.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/convert/convcmd.py	Mon Feb 21 13:08:28 2022 -0700
@@ -176,7 +176,7 @@
     raise error.Abort(_(b'%s: unknown repository type') % path)
 
 
-class progresssource(object):
+class progresssource:
     def __init__(self, ui, source, filecount):
         self.ui = ui
         self.source = source
@@ -198,7 +198,7 @@
         self.progress.complete()
 
 
-class converter(object):
+class converter:
     def __init__(self, ui, source, dest, revmapfile, opts):
 
         self.source = source
diff -r 55d132525155 -r 642e31cb55f0 hgext/convert/cvsps.py
--- a/hgext/convert/cvsps.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/convert/cvsps.py	Mon Feb 21 13:08:28 2022 -0700
@@ -26,7 +26,7 @@
 )
 
 
-class logentry(object):
+class logentry:
     """Class logentry has the following attributes:
     .author    - author name as CVS knows it
     .branch    - name of branch this revision is on
@@ -577,7 +577,7 @@
     return log
 
 
-class changeset(object):
+class changeset:
     """Class changeset has the following attributes:
     .id        - integer identifying this changeset (list index)
     .author    - author name as CVS knows it
diff -r 55d132525155 -r 642e31cb55f0 hgext/convert/filemap.py
--- a/hgext/convert/filemap.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/convert/filemap.py	Mon Feb 21 13:08:28 2022 -0700
@@ -41,7 +41,7 @@
     return posixpath.normpath(path)
 
 
-class filemapper(object):
+class filemapper:
     """Map and filter filenames when importing.
     A name can be mapped to itself, a new name, or None (omit from new
     repository)."""
diff -r 55d132525155 -r 642e31cb55f0 hgext/convert/git.py
--- a/hgext/convert/git.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/convert/git.py	Mon Feb 21 13:08:28 2022 -0700
@@ -19,7 +19,7 @@
 from . import common
 
 
-class submodule(object):
+class submodule:
     def __init__(self, path, node, url):
         self.path = path
         self.node = node
diff -r 55d132525155 -r 642e31cb55f0 hgext/convert/gnuarch.py
--- a/hgext/convert/gnuarch.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/convert/gnuarch.py	Mon Feb 21 13:08:28 2022 -0700
@@ -27,7 +27,7 @@
 
 
 class gnuarch_source(common.converter_source, common.commandline):
-    class gnuarch_rev(object):
+    class gnuarch_rev:
         def __init__(self, rev):
             self.rev = rev
             self.summary = b''
diff -r 55d132525155 -r 642e31cb55f0 hgext/convert/subversion.py
--- a/hgext/convert/subversion.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/convert/subversion.py	Mon Feb 21 13:08:28 2022 -0700
@@ -180,7 +180,7 @@
     return optrev
 
 
-class changedpath(object):
+class changedpath:
     def __init__(self, p):
         self.copyfrom_path = p.copyfrom_path
         self.copyfrom_rev = p.copyfrom_rev
@@ -248,7 +248,7 @@
         get_log_child(ui.fout, *args)
 
 
-class logstream(object):
+class logstream:
     """Interruptible revision log iterator."""
 
     def __init__(self, stdout):
diff -r 55d132525155 -r 642e31cb55f0 hgext/convert/transport.py
--- a/hgext/convert/transport.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/convert/transport.py	Mon Feb 21 13:08:28 2022 -0700
@@ -70,7 +70,7 @@
     pass
 
 
-class SvnRaTransport(object):
+class SvnRaTransport:
     """
     Open an ra connection to a Subversion repository.
     """
@@ -107,7 +107,7 @@
             self.ra = ra
             svn.ra.reparent(self.ra, self.svn_url.encode('utf8'))
 
-    class Reporter(object):
+    class Reporter:
         def __init__(self, reporter_data):
             self._reporter, self._baton = reporter_data
 
diff -r 55d132525155 -r 642e31cb55f0 hgext/eol.py
--- a/hgext/eol.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/eol.py	Mon Feb 21 13:08:28 2022 -0700
@@ -185,7 +185,7 @@
 }
 
 
-class eolfile(object):
+class eolfile:
     def __init__(self, ui, root, data):
         self._decode = {
             b'LF': b'to-lf',
diff -r 55d132525155 -r 642e31cb55f0 hgext/extdiff.py
--- a/hgext/extdiff.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/extdiff.py	Mon Feb 21 13:08:28 2022 -0700
@@ -695,7 +695,7 @@
     return dodiff(ui, repo, cmdline, pats, opts)
 
 
-class savedcmd(object):
+class savedcmd:
     """use external program to diff repository (or selected files)
 
     Show differences between revisions for the specified files, using
diff -r 55d132525155 -r 642e31cb55f0 hgext/fastannotate/context.py
--- a/hgext/fastannotate/context.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/fastannotate/context.py	Mon Feb 21 13:08:28 2022 -0700
@@ -159,7 +159,7 @@
 _defaultdiffopthash = hashdiffopts(mdiff.defaultopts)
 
 
-class annotateopts(object):
+class annotateopts:
     """like mercurial.mdiff.diffopts, but is for annotate
 
     followrename: follow renames, like "hg annotate -f"
@@ -196,7 +196,7 @@
 defaultopts = annotateopts()
 
 
-class _annotatecontext(object):
+class _annotatecontext:
     """do not use this class directly as it does not use lock to protect
     writes. use "with annotatecontext(...)" instead.
     """
@@ -783,7 +783,7 @@
             pass
 
 
-class pathhelper(object):
+class pathhelper:
     """helper for getting paths for lockfile, linelog and revmap"""
 
     def __init__(self, repo, path, opts=defaultopts):
diff -r 55d132525155 -r 642e31cb55f0 hgext/fastannotate/formatter.py
--- a/hgext/fastannotate/formatter.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/fastannotate/formatter.py	Mon Feb 21 13:08:28 2022 -0700
@@ -19,7 +19,7 @@
 
 # imitating mercurial.commands.annotate, not using the vanilla formatter since
 # the data structures are a bit different, and we have some fast paths.
-class defaultformatter(object):
+class defaultformatter:
     """the default formatter that does leftpad and support some common flags"""
 
     def __init__(self, ui, repo, opts):
diff -r 55d132525155 -r 642e31cb55f0 hgext/fastannotate/revmap.py
--- a/hgext/fastannotate/revmap.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/fastannotate/revmap.py	Mon Feb 21 13:08:28 2022 -0700
@@ -48,7 +48,7 @@
 _hshlen = 20
 
 
-class revmap(object):
+class revmap:
     """trivial hg bin hash - linelog rev bidirectional map
 
     also stores a flag (uint8) for each revision, and track renames.
diff -r 55d132525155 -r 642e31cb55f0 hgext/fastannotate/support.py
--- a/hgext/fastannotate/support.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/fastannotate/support.py	Mon Feb 21 13:08:28 2022 -0700
@@ -22,7 +22,7 @@
 )
 
 
-class _lazyfctx(object):
+class _lazyfctx:
     """delegates to fctx but do not construct fctx when unnecessary"""
 
     def __init__(self, repo, node, path):
diff -r 55d132525155 -r 642e31cb55f0 hgext/fix.py
--- a/hgext/fix.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/fix.py	Mon Feb 21 13:08:28 2022 -0700
@@ -903,7 +903,7 @@
     return names
 
 
-class Fixer(object):
+class Fixer:
     """Wraps the raw config values for a fixer with methods"""
 
     def __init__(
diff -r 55d132525155 -r 642e31cb55f0 hgext/fsmonitor/__init__.py
--- a/hgext/fsmonitor/__init__.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/fsmonitor/__init__.py	Mon Feb 21 13:08:28 2022 -0700
@@ -681,7 +681,7 @@
     )
 
 
-class poststatus(object):
+class poststatus:
     def __init__(self, startclock):
         self._startclock = pycompat.sysbytes(startclock)
 
@@ -756,7 +756,7 @@
             pass
 
 
-class state_update(object):
+class state_update:
     """This context manager is responsible for dispatching the state-enter
     and state-leave signals to the watchman service. The enter and leave
     methods can be invoked manually (for scenarios where context manager
diff -r 55d132525155 -r 642e31cb55f0 hgext/fsmonitor/pywatchman/__init__.py
--- a/hgext/fsmonitor/pywatchman/__init__.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/fsmonitor/pywatchman/__init__.py	Mon Feb 21 13:08:28 2022 -0700
@@ -301,7 +301,7 @@
         )
 
 
-class Transport(object):
+class Transport:
     """communication transport to the watchman server"""
 
     buf = None
@@ -346,7 +346,7 @@
             self.buf.append(b)
 
 
-class Codec(object):
+class Codec:
     """communication encoding for the watchman server"""
 
     transport = None
@@ -859,7 +859,7 @@
         self.transport.write(cmd + b"\n")
 
 
-class client(object):
+class client:
     """Handles the communication with the watchman service"""
 
     sockpath = None
diff -r 55d132525155 -r 642e31cb55f0 hgext/fsmonitor/pywatchman/pybser.py
--- a/hgext/fsmonitor/pywatchman/pybser.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/fsmonitor/pywatchman/pybser.py	Mon Feb 21 13:08:28 2022 -0700
@@ -93,7 +93,7 @@
     return ret
 
 
-class _bser_buffer(object):
+class _bser_buffer:
     def __init__(self, version):
         self.bser_version = version
         self.buf = ctypes.create_string_buffer(8192)
@@ -324,7 +324,7 @@
 # This is a quack-alike with the bserObjectType in bser.c
 # It provides by getattr accessors and getitem for both index
 # and name.
-class _BunserDict(object):
+class _BunserDict:
     __slots__ = ("_keys", "_values")
 
     def __init__(self, keys, values):
@@ -350,7 +350,7 @@
         return len(self._keys)
 
 
-class Bunser(object):
+class Bunser:
     def __init__(self, mutable=True, value_encoding=None, value_errors=None):
         self.mutable = mutable
         self.value_encoding = value_encoding
diff -r 55d132525155 -r 642e31cb55f0 hgext/fsmonitor/state.py
--- a/hgext/fsmonitor/state.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/fsmonitor/state.py	Mon Feb 21 13:08:28 2022 -0700
@@ -22,7 +22,7 @@
 _versionformat = b">I"
 
 
-class state(object):
+class state:
     def __init__(self, repo):
         self._vfs = repo.vfs
         self._ui = repo.ui
diff -r 55d132525155 -r 642e31cb55f0 hgext/fsmonitor/watchmanclient.py
--- a/hgext/fsmonitor/watchmanclient.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/fsmonitor/watchmanclient.py	Mon Feb 21 13:08:28 2022 -0700
@@ -43,7 +43,7 @@
         super(WatchmanNoRoot, self).__init__(msg)
 
 
-class client(object):
+class client:
     def __init__(self, ui, root, timeout=1.0):
         err = None
         if not self._user:
diff -r 55d132525155 -r 642e31cb55f0 hgext/git/__init__.py
--- a/hgext/git/__init__.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/git/__init__.py	Mon Feb 21 13:08:28 2022 -0700
@@ -47,7 +47,7 @@
 
 
 # TODO: extract an interface for this in core
-class gitstore(object):  # store.basicstore):
+class gitstore:  # store.basicstore):
     def __init__(self, path, vfstype):
         self.vfs = vfstype(path)
         self.opener = self.vfs
@@ -129,7 +129,7 @@
     return orig(requirements, storebasepath, vfstype)
 
 
-class gitfilestorage(object):
+class gitfilestorage:
     def file(self, path):
         if path[0:1] == b'/':
             path = path[1:]
@@ -161,7 +161,7 @@
 _BMS_PREFIX = 'refs/heads/'
 
 
-class gitbmstore(object):
+class gitbmstore:
     def __init__(self, gitrepo):
         self.gitrepo = gitrepo
         self._aclean = True
diff -r 55d132525155 -r 642e31cb55f0 hgext/git/dirstate.py
--- a/hgext/git/dirstate.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/git/dirstate.py	Mon Feb 21 13:08:28 2022 -0700
@@ -66,7 +66,7 @@
 
 
 @interfaceutil.implementer(intdirstate.idirstate)
-class gitdirstate(object):
+class gitdirstate:
     def __init__(self, ui, root, gitrepo):
         self._ui = ui
         self._root = os.path.dirname(root)
diff -r 55d132525155 -r 642e31cb55f0 hgext/git/gitlog.py
--- a/hgext/git/gitlog.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/git/gitlog.py	Mon Feb 21 13:08:28 2022 -0700
@@ -29,7 +29,7 @@
 pygit2 = gitutil.get_pygit2()
 
 
-class baselog(object):  # revlog.revlog):
+class baselog:  # revlog.revlog):
     """Common implementations between changelog and manifestlog."""
 
     def __init__(self, gr, db):
@@ -69,7 +69,7 @@
         return t is not None
 
 
-class baselogindex(object):
+class baselogindex:
     def __init__(self, log):
         self._log = log
 
diff -r 55d132525155 -r 642e31cb55f0 hgext/git/manifest.py
--- a/hgext/git/manifest.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/git/manifest.py	Mon Feb 21 13:08:28 2022 -0700
@@ -15,7 +15,7 @@
 
 
 @interfaceutil.implementer(repository.imanifestdict)
-class gittreemanifest(object):
+class gittreemanifest:
     """Expose git trees (and optionally a builder's overlay) as a manifestdict.
 
     Very similar to mercurial.manifest.treemanifest.
@@ -258,7 +258,7 @@
 
 
 @interfaceutil.implementer(repository.imanifestrevisionstored)
-class gittreemanifestctx(object):
+class gittreemanifestctx:
     def __init__(self, repo, gittree):
         self._repo = repo
         self._tree = gittree
@@ -279,7 +279,7 @@
 
 
 @interfaceutil.implementer(repository.imanifestrevisionwritable)
-class memgittreemanifestctx(object):
+class memgittreemanifestctx:
     def __init__(self, repo, tree):
         self._repo = repo
         self._tree = tree
diff -r 55d132525155 -r 642e31cb55f0 hgext/githelp.py
--- a/hgext/githelp.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/githelp.py	Mon Feb 21 13:08:28 2022 -0700
@@ -122,7 +122,7 @@
     return args, opts
 
 
-class Command(object):
+class Command:
     def __init__(self, name):
         self.name = name
         self.args = []
@@ -163,7 +163,7 @@
         return AndCommand(self, other)
 
 
-class AndCommand(object):
+class AndCommand:
     def __init__(self, left, right):
         self.left = left
         self.right = right
diff -r 55d132525155 -r 642e31cb55f0 hgext/gpg.py
--- a/hgext/gpg.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/gpg.py	Mon Feb 21 13:08:28 2022 -0700
@@ -64,7 +64,7 @@
 help.CATEGORY_NAMES[_HELP_CATEGORY] = b'Signing changes (GPG)'
 
 
-class gpg(object):
+class gpg:
     def __init__(self, path, key=None):
         self.path = path
         self.key = (key and b" --local-user \"%s\"" % key) or b""
diff -r 55d132525155 -r 642e31cb55f0 hgext/histedit.py
--- a/hgext/histedit.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/histedit.py	Mon Feb 21 13:08:28 2022 -0700
@@ -351,7 +351,7 @@
     return b''.join([b'# %s\n' % l if l else b'#\n' for l in lines])
 
 
-class histeditstate(object):
+class histeditstate:
     def __init__(self, repo):
         self.repo = repo
         self.actions = None
@@ -490,7 +490,7 @@
         return self.repo.vfs.exists(b'histedit-state')
 
 
-class histeditaction(object):
+class histeditaction:
     def __init__(self, state, node):
         self.state = state
         self.repo = state.repo
@@ -1142,7 +1142,7 @@
     return struct.unpack(b'hh', fcntl.ioctl(1, termios.TIOCGWINSZ, b'    '))
 
 
-class histeditrule(object):
+class histeditrule:
     def __init__(self, ui, ctx, pos, action=b'pick'):
         self.ui = ui
         self.ctx = ctx
@@ -1242,7 +1242,7 @@
     return line[: n - 2] + b' >'
 
 
-class _chistedit_state(object):
+class _chistedit_state:
     def __init__(
         self,
         repo,
diff -r 55d132525155 -r 642e31cb55f0 hgext/infinitepush/__init__.py
--- a/hgext/infinitepush/__init__.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/infinitepush/__init__.py	Mon Feb 21 13:08:28 2022 -0700
@@ -286,7 +286,7 @@
     return remotebookmark
 
 
-class bundlestore(object):
+class bundlestore:
     def __init__(self, repo):
         self._repo = repo
         storetype = self._repo.ui.config(b'infinitepush', b'storetype')
diff -r 55d132525155 -r 642e31cb55f0 hgext/infinitepush/bundleparts.py
--- a/hgext/infinitepush/bundleparts.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/infinitepush/bundleparts.py	Mon Feb 21 13:08:28 2022 -0700
@@ -101,7 +101,7 @@
         return
 
 
-class copiedpart(object):
+class copiedpart:
     """a copy of unbundlepart content that can be consumed later"""
 
     def __init__(self, part):
diff -r 55d132525155 -r 642e31cb55f0 hgext/infinitepush/indexapi.py
--- a/hgext/infinitepush/indexapi.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/infinitepush/indexapi.py	Mon Feb 21 13:08:28 2022 -0700
@@ -6,7 +6,7 @@
 # GNU General Public License version 2 or any later version.
 
 
-class indexapi(object):
+class indexapi:
     """Class that manages access to infinitepush index.
 
     This class is a context manager and all write operations (like
diff -r 55d132525155 -r 642e31cb55f0 hgext/infinitepush/store.py
--- a/hgext/infinitepush/store.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/infinitepush/store.py	Mon Feb 21 13:08:28 2022 -0700
@@ -25,7 +25,7 @@
     pass
 
 
-class abstractbundlestore(object):  # pytype: disable=ignored-metaclass
+class abstractbundlestore:  # pytype: disable=ignored-metaclass
     """Defines the interface for bundle stores.
 
     A bundle store is an entity that stores raw bundle data. It is a simple
@@ -56,7 +56,7 @@
         """
 
 
-class filebundlestore(object):
+class filebundlestore:
     """bundle store in filesystem
 
     meant for storing bundles somewhere on disk and on network filesystems
diff -r 55d132525155 -r 642e31cb55f0 hgext/journal.py
--- a/hgext/journal.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/journal.py	Mon Feb 21 13:08:28 2022 -0700
@@ -282,7 +282,7 @@
     __str__ = encoding.strmethod(__bytes__)
 
 
-class journalstorage(object):
+class journalstorage:
     """Storage for journal entries
 
     Entries are divided over two files; one with entries that pertain to the
diff -r 55d132525155 -r 642e31cb55f0 hgext/keyword.py
--- a/hgext/keyword.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/keyword.py	Mon Feb 21 13:08:28 2022 -0700
@@ -235,7 +235,7 @@
     return modified, added
 
 
-class kwtemplater(object):
+class kwtemplater:
     """
     Sets up keyword templates, corresponding keyword regex, and
     provides keyword substitution functions.
diff -r 55d132525155 -r 642e31cb55f0 hgext/largefiles/basestore.py
--- a/hgext/largefiles/basestore.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/largefiles/basestore.py	Mon Feb 21 13:08:28 2022 -0700
@@ -41,7 +41,7 @@
         return b"%s: %s" % (urlutil.hidepassword(self.url), self.detail)
 
 
-class basestore(object):
+class basestore:
     def __init__(self, ui, repo, url):
         self.ui = ui
         self.repo = repo
diff -r 55d132525155 -r 642e31cb55f0 hgext/largefiles/lfutil.py
--- a/hgext/largefiles/lfutil.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/largefiles/lfutil.py	Mon Feb 21 13:08:28 2022 -0700
@@ -756,7 +756,7 @@
     return match
 
 
-class automatedcommithook(object):
+class automatedcommithook:
     """Stateful hook to update standins at the 1st commit of resuming
 
     For efficiency, updating standins in the working directory should
diff -r 55d132525155 -r 642e31cb55f0 hgext/largefiles/overrides.py
--- a/hgext/largefiles/overrides.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/largefiles/overrides.py	Mon Feb 21 13:08:28 2022 -0700
@@ -492,7 +492,7 @@
     large = opts.pop('large', False)
     if large:
 
-        class fakerepo(object):
+        class fakerepo:
             dirstate = lfutil.openlfdirstate(ui, repo)
 
         orig(ui, fakerepo, *pats, **opts)
diff -r 55d132525155 -r 642e31cb55f0 hgext/lfs/blobstore.py
--- a/hgext/lfs/blobstore.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/lfs/blobstore.py	Mon Feb 21 13:08:28 2022 -0700
@@ -108,7 +108,7 @@
         return None  # progress is handled by the worker client
 
 
-class local(object):
+class local:
     """Local blobstore for large file contents.
 
     This blobstore is used both as a cache and as a staging area for large blobs
@@ -306,7 +306,7 @@
         return None
 
 
-class _gitlfsremote(object):
+class _gitlfsremote:
     def __init__(self, repo, url):
         ui = repo.ui
         self.ui = ui
@@ -642,7 +642,7 @@
                 getattr(h, "close_all", lambda: None)()
 
 
-class _dummyremote(object):
+class _dummyremote:
     """Dummy store storing blobs to temp directory."""
 
     def __init__(self, repo, url):
@@ -661,7 +661,7 @@
                 tostore.download(p.oid(), fp, None)
 
 
-class _nullremote(object):
+class _nullremote:
     """Null store storing blobs to /dev/null."""
 
     def __init__(self, repo, url):
@@ -674,7 +674,7 @@
         pass
 
 
-class _promptremote(object):
+class _promptremote:
     """Prompt user to set lfs.url when accessed."""
 
     def __init__(self, repo, url):
diff -r 55d132525155 -r 642e31cb55f0 hgext/logtoprocess.py
--- a/hgext/logtoprocess.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/logtoprocess.py	Mon Feb 21 13:08:28 2022 -0700
@@ -44,7 +44,7 @@
 testedwith = b'ships-with-hg-core'
 
 
-class processlogger(object):
+class processlogger:
     """Map log events to external commands
 
     Arguments are passed on as environment variables.
diff -r 55d132525155 -r 642e31cb55f0 hgext/mq.py
--- a/hgext/mq.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/mq.py	Mon Feb 21 13:08:28 2022 -0700
@@ -150,7 +150,7 @@
 except KeyError:
     # note: load is lazy so we could avoid the try-except,
     # but I (marmoute) prefer this explicit code.
-    class dummyui(object):
+    class dummyui:
         def debug(self, msg):
             pass
 
@@ -183,7 +183,7 @@
 normname = util.normpath
 
 
-class statusentry(object):
+class statusentry:
     def __init__(self, node, name):
         self.node, self.name = node, name
 
@@ -293,7 +293,7 @@
     return lines
 
 
-class patchheader(object):
+class patchheader:
     def __init__(self, pf, plainmode=False):
         def eatdiff(lines):
             while lines:
@@ -495,7 +495,7 @@
     pass
 
 
-class queue(object):
+class queue:
     def __init__(self, ui, baseui, path, patchdir=None):
         self.basepath = path
         try:
diff -r 55d132525155 -r 642e31cb55f0 hgext/notify.py
--- a/hgext/notify.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/notify.py	Mon Feb 21 13:08:28 2022 -0700
@@ -314,7 +314,7 @@
 }
 
 
-class notifier(object):
+class notifier:
     '''email notification class.'''
 
     def __init__(self, ui, repo, hooktype):
diff -r 55d132525155 -r 642e31cb55f0 hgext/phabricator.py
--- a/hgext/phabricator.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/phabricator.py	Mon Feb 21 13:08:28 2022 -0700
@@ -668,7 +668,7 @@
     return output.getvalue()
 
 
-class DiffChangeType(object):
+class DiffChangeType:
     ADD = 1
     CHANGE = 2
     DELETE = 3
@@ -679,7 +679,7 @@
     MULTICOPY = 8
 
 
-class DiffFileType(object):
+class DiffFileType:
     TEXT = 1
     IMAGE = 2
     BINARY = 3
@@ -700,7 +700,7 @@
 
 
 @attr.s
-class phabchange(object):
+class phabchange:
     """Represents a Differential change, owns Differential hunks and owned by a
     Differential diff.  Each one represents one file in a diff.
     """
@@ -741,7 +741,7 @@
 
 
 @attr.s
-class phabdiff(object):
+class phabdiff:
     """Represents a Differential diff, owns Differential changes.  Corresponds
     to a commit.
     """
diff -r 55d132525155 -r 642e31cb55f0 hgext/rebase.py
--- a/hgext/rebase.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/rebase.py	Mon Feb 21 13:08:28 2022 -0700
@@ -159,7 +159,7 @@
     )
 
 
-class rebaseruntime(object):
+class rebaseruntime:
     """This class is a container for rebase runtime state"""
 
     def __init__(self, repo, ui, inmemory=False, dryrun=False, opts=None):
diff -r 55d132525155 -r 642e31cb55f0 hgext/releasenotes.py
--- a/hgext/releasenotes.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/releasenotes.py	Mon Feb 21 13:08:28 2022 -0700
@@ -77,7 +77,7 @@
 BULLET_SECTION = _(b'Other Changes')
 
 
-class parsedreleasenotes(object):
+class parsedreleasenotes:
     def __init__(self):
         self.sections = {}
 
@@ -170,7 +170,7 @@
                 self.addnontitleditem(section, paragraphs)
 
 
-class releasenotessections(object):
+class releasenotessections:
     def __init__(self, ui, repo=None):
         if repo:
             sections = util.sortdict(DEFAULT_SECTIONS)
diff -r 55d132525155 -r 642e31cb55f0 hgext/remotefilelog/basepack.py
--- a/hgext/remotefilelog/basepack.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/remotefilelog/basepack.py	Mon Feb 21 13:08:28 2022 -0700
@@ -63,7 +63,7 @@
     PACKOPENMODE = b'rb'
 
 
-class _cachebackedpacks(object):
+class _cachebackedpacks:
     def __init__(self, packs, cachesize):
         self._packs = set(packs)
         self._lrucache = util.lrucachedict(cachesize)
@@ -109,7 +109,7 @@
         self._lastpack = None
 
 
-class basepackstore(object):
+class basepackstore:
     # Default cache size limit for the pack files.
     DEFAULTCACHESIZE = 100
 
@@ -267,7 +267,7 @@
         return newpacks
 
 
-class versionmixin(object):
+class versionmixin:
     # Mix-in for classes with multiple supported versions
     VERSION = None
     SUPPORTED_VERSIONS = [2]
@@ -526,7 +526,7 @@
         self.idxfp.write(struct.pack(b'!BB', self.VERSION, config))
 
 
-class indexparams(object):
+class indexparams:
     __slots__ = (
         'fanoutprefix',
         'fanoutstruct',
diff -r 55d132525155 -r 642e31cb55f0 hgext/remotefilelog/basestore.py
--- a/hgext/remotefilelog/basestore.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/remotefilelog/basestore.py	Mon Feb 21 13:08:28 2022 -0700
@@ -19,7 +19,7 @@
 )
 
 
-class basestore(object):
+class basestore:
     def __init__(self, repo, path, reponame, shared=False):
         """Creates a remotefilelog store object for the given repo name.
 
@@ -412,7 +412,7 @@
         )
 
 
-class baseunionstore(object):
+class baseunionstore:
     def __init__(self, *args, **kwargs):
         # If one of the functions that iterates all of the stores is about to
         # throw a KeyError, try this many times with a full refresh between
diff -r 55d132525155 -r 642e31cb55f0 hgext/remotefilelog/connectionpool.py
--- a/hgext/remotefilelog/connectionpool.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/remotefilelog/connectionpool.py	Mon Feb 21 13:08:28 2022 -0700
@@ -15,7 +15,7 @@
 _sshv1peer = sshpeer.sshv1peer
 
 
-class connectionpool(object):
+class connectionpool:
     def __init__(self, repo):
         self._repo = repo
         self._pool = dict()
@@ -65,7 +65,7 @@
             del pathpool[:]
 
 
-class connection(object):
+class connection:
     def __init__(self, pool, peer):
         self._pool = pool
         self.peer = peer
diff -r 55d132525155 -r 642e31cb55f0 hgext/remotefilelog/contentstore.py
--- a/hgext/remotefilelog/contentstore.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/remotefilelog/contentstore.py	Mon Feb 21 13:08:28 2022 -0700
@@ -17,7 +17,7 @@
 )
 
 
-class ChainIndicies(object):
+class ChainIndicies:
     """A static class for easy reference to the delta chain indicies."""
 
     # The filename of this revision delta
@@ -229,7 +229,7 @@
         self._threaddata.metacache = (node, meta)
 
 
-class remotecontentstore(object):
+class remotecontentstore:
     def __init__(self, ui, fileservice, shared):
         self._fileservice = fileservice
         # type(shared) is usually remotefilelogcontentstore
@@ -274,7 +274,7 @@
         pass
 
 
-class manifestrevlogstore(object):
+class manifestrevlogstore:
     def __init__(self, repo):
         self._store = repo.store
         self._svfs = repo.svfs
diff -r 55d132525155 -r 642e31cb55f0 hgext/remotefilelog/debugcommands.py
--- a/hgext/remotefilelog/debugcommands.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/remotefilelog/debugcommands.py	Mon Feb 21 13:08:28 2022 -0700
@@ -81,7 +81,7 @@
         os.remove(temppath)
     r = filelog.filelog(repo.svfs, b'temprevlog')
 
-    class faket(object):
+    class faket:
         def add(self, a, b, c):
             pass
 
diff -r 55d132525155 -r 642e31cb55f0 hgext/remotefilelog/fileserverclient.py
--- a/hgext/remotefilelog/fileserverclient.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/remotefilelog/fileserverclient.py	Mon Feb 21 13:08:28 2022 -0700
@@ -139,7 +139,7 @@
     peer.__class__ = remotefilepeer
 
 
-class cacheconnection(object):
+class cacheconnection:
     """The connection for communicating with the remote cache. Performs
     gets and sets by communicating with an external process that has the
     cache-specific implementation.
@@ -302,7 +302,7 @@
     pipeo.flush()
 
 
-class fileserverclient(object):
+class fileserverclient:
     """A client for requesting files from the remote file server."""
 
     def __init__(self, repo):
@@ -517,7 +517,7 @@
             # returns cache misses.  This enables tests to run easily
             # and may eventually allow us to be a drop in replacement
             # for the largefiles extension.
-            class simplecache(object):
+            class simplecache:
                 def __init__(self):
                     self.missingids = []
                     self.connected = True
diff -r 55d132525155 -r 642e31cb55f0 hgext/remotefilelog/metadatastore.py
--- a/hgext/remotefilelog/metadatastore.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/remotefilelog/metadatastore.py	Mon Feb 21 13:08:28 2022 -0700
@@ -141,7 +141,7 @@
         )
 
 
-class remotemetadatastore(object):
+class remotemetadatastore:
     def __init__(self, ui, fileservice, shared):
         self._fileservice = fileservice
         self._shared = shared
diff -r 55d132525155 -r 642e31cb55f0 hgext/remotefilelog/remotefilelog.py
--- a/hgext/remotefilelog/remotefilelog.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/remotefilelog/remotefilelog.py	Mon Feb 21 13:08:28 2022 -0700
@@ -27,7 +27,7 @@
 )
 
 
-class remotefilelognodemap(object):
+class remotefilelognodemap:
     def __init__(self, filename, store):
         self._filename = filename
         self._store = store
@@ -42,7 +42,7 @@
         return node
 
 
-class remotefilelog(object):
+class remotefilelog:
 
     _generaldelta = True
     _flagserrorclass = error.RevlogError
diff -r 55d132525155 -r 642e31cb55f0 hgext/remotefilelog/remotefilelogserver.py
--- a/hgext/remotefilelog/remotefilelogserver.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/remotefilelog/remotefilelogserver.py	Mon Feb 21 13:08:28 2022 -0700
@@ -93,7 +93,7 @@
         b'x_rfl_getfile', b'file node', permission=b'pull'
     )(getfile)
 
-    class streamstate(object):
+    class streamstate:
         match = None
         shallowremote = False
         noflatmf = False
diff -r 55d132525155 -r 642e31cb55f0 hgext/remotefilelog/repack.py
--- a/hgext/remotefilelog/repack.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/remotefilelog/repack.py	Mon Feb 21 13:08:28 2022 -0700
@@ -498,7 +498,7 @@
     return keepkeys
 
 
-class repacker(object):
+class repacker:
     """Class for orchestrating the repack of data and history information into a
     new format.
     """
@@ -819,7 +819,7 @@
         return sortednodes
 
 
-class repackledger(object):
+class repackledger:
     """Storage for all the bookkeeping that happens during a repack. It contains
     the list of revisions being repacked, what happened to each revision, and
     which source store contained which revision originally (for later cleanup).
@@ -867,7 +867,7 @@
         self.created.add(value)
 
 
-class repackentry(object):
+class repackentry:
     """Simple class representing a single revision entry in the repackledger."""
 
     __slots__ = (
diff -r 55d132525155 -r 642e31cb55f0 hgext/remotenames.py
--- a/hgext/remotenames.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/remotenames.py	Mon Feb 21 13:08:28 2022 -0700
@@ -176,7 +176,7 @@
     items = iteritems
 
 
-class remotenames(object):
+class remotenames:
     """
     This class encapsulates all the remotenames state. It also contains
     methods to access that state in convenient ways. Remotenames are lazy
diff -r 55d132525155 -r 642e31cb55f0 hgext/schemes.py
--- a/hgext/schemes.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/schemes.py	Mon Feb 21 13:08:28 2022 -0700
@@ -67,7 +67,7 @@
 _partre = re.compile(br'{(\d+)\}')
 
 
-class ShortRepository(object):
+class ShortRepository:
     def __init__(self, url, scheme, templater):
         self.scheme = scheme
         self.templater = templater
diff -r 55d132525155 -r 642e31cb55f0 hgext/sqlitestore.py
--- a/hgext/sqlitestore.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/sqlitestore.py	Mon Feb 21 13:08:28 2022 -0700
@@ -264,7 +264,7 @@
 
 
 @attr.s
-class revisionentry(object):
+class revisionentry:
     rid = attr.ib()
     rev = attr.ib()
     node = attr.ib()
@@ -278,7 +278,7 @@
 
 @interfaceutil.implementer(repository.irevisiondelta)
 @attr.s(slots=True)
-class sqliterevisiondelta(object):
+class sqliterevisiondelta:
     node = attr.ib()
     p1node = attr.ib()
     p2node = attr.ib()
@@ -294,14 +294,14 @@
 
 @interfaceutil.implementer(repository.iverifyproblem)
 @attr.s(frozen=True)
-class sqliteproblem(object):
+class sqliteproblem:
     warning = attr.ib(default=None)
     error = attr.ib(default=None)
     node = attr.ib(default=None)
 
 
 @interfaceutil.implementer(repository.ifilestorage)
-class sqlitefilestore(object):
+class sqlitefilestore:
     """Implements storage for an individual tracked path."""
 
     def __init__(self, db, path, compression):
@@ -1249,7 +1249,7 @@
 
 
 @interfaceutil.implementer(repository.ilocalrepositoryfilestorage)
-class sqlitefilestorage(object):
+class sqlitefilestorage:
     """Repository file storage backed by SQLite."""
 
     def file(self, path):
diff -r 55d132525155 -r 642e31cb55f0 hgext/transplant.py
--- a/hgext/transplant.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/transplant.py	Mon Feb 21 13:08:28 2022 -0700
@@ -75,13 +75,13 @@
 )
 
 
-class transplantentry(object):
+class transplantentry:
     def __init__(self, lnode, rnode):
         self.lnode = lnode
         self.rnode = rnode
 
 
-class transplants(object):
+class transplants:
     def __init__(self, path=None, transplantfile=None, opener=None):
         self.path = path
         self.transplantfile = transplantfile
@@ -128,7 +128,7 @@
             self.dirty = True
 
 
-class transplanter(object):
+class transplanter:
     def __init__(self, ui, repo, opts):
         self.ui = ui
         self.repo = repo
diff -r 55d132525155 -r 642e31cb55f0 hgext/zeroconf/Zeroconf.py
--- a/hgext/zeroconf/Zeroconf.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/zeroconf/Zeroconf.py	Mon Feb 21 13:08:28 2022 -0700
@@ -231,7 +231,7 @@
 # implementation classes
 
 
-class DNSEntry(object):
+class DNSEntry:
     """A DNS entry"""
 
     def __init__(self, name, type, clazz):
@@ -506,7 +506,7 @@
         return self.toString(b"%s:%s" % (self.server, self.port))
 
 
-class DNSIncoming(object):
+class DNSIncoming:
     """Object representation of an incoming DNS packet"""
 
     def __init__(self, data):
@@ -702,7 +702,7 @@
         return result
 
 
-class DNSOutgoing(object):
+class DNSOutgoing:
     """Object representation of an outgoing packet"""
 
     def __init__(self, flags, multicast=1):
@@ -864,7 +864,7 @@
         return b''.join(self.data)
 
 
-class DNSCache(object):
+class DNSCache:
     """A cache of DNS entries"""
 
     def __init__(self):
@@ -982,7 +982,7 @@
         self.condition.release()
 
 
-class Listener(object):
+class Listener:
     """A Listener is used by this module to listen on the multicast
     group to which DNS messages are sent, allowing the implementation
     to cache information as it arrives.
@@ -1127,7 +1127,7 @@
                 event(self.zeroconf)
 
 
-class ServiceInfo(object):
+class ServiceInfo:
     """Service information"""
 
     def __init__(
@@ -1386,7 +1386,7 @@
         return result
 
 
-class Zeroconf(object):
+class Zeroconf:
     """Implementation of Zeroconf Multicast DNS Service Discovery
 
     Supports registration, unregistration, queries and browsing.
diff -r 55d132525155 -r 642e31cb55f0 hgext/zeroconf/__init__.py
--- a/hgext/zeroconf/__init__.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/zeroconf/__init__.py	Mon Feb 21 13:08:28 2022 -0700
@@ -158,7 +158,7 @@
 # listen
 
 
-class listener(object):
+class listener:
     def __init__(self):
         self.found = {}
 
diff -r 55d132525155 -r 642e31cb55f0 i18n/polib.py
--- a/i18n/polib.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/i18n/polib.py	Mon Feb 21 13:08:28 2022 -0700
@@ -42,7 +42,7 @@
 except ImportError:
     # replacement of io.open() for python < 2.6
     # we use codecs instead
-    class io(object):
+    class io:
         @staticmethod
         def open(fpath, mode='r', encoding=None):
             return codecs.open(fpath, mode, encoding)
@@ -816,7 +816,7 @@
 # class _BaseEntry {{{
 
 
-class _BaseEntry(object):
+class _BaseEntry:
     """
     Base class for :class:`~polib.POEntry` and :class:`~polib.MOEntry` classes.
     This class should **not** be instanciated directly.
@@ -1227,7 +1227,7 @@
 # class _POFileParser {{{
 
 
-class _POFileParser(object):
+class _POFileParser:
     """
     A finite state machine to parse efficiently and correctly po
     file format.
@@ -1706,7 +1706,7 @@
 # class _MOFileParser {{{
 
 
-class _MOFileParser(object):
+class _MOFileParser:
     """
     A class to parse binary mo files.
     """
diff -r 55d132525155 -r 642e31cb55f0 mercurial/ancestor.py
--- a/mercurial/ancestor.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/ancestor.py	Mon Feb 21 13:08:28 2022 -0700
@@ -146,7 +146,7 @@
     return deepest(gca)
 
 
-class incrementalmissingancestors(object):
+class incrementalmissingancestors:
     """persistent state used to calculate missing ancestors incrementally
 
     Although similar in spirit to lazyancestors below, this is a separate class
@@ -316,7 +316,7 @@
             see(p2)
 
 
-class lazyancestors(object):
+class lazyancestors:
     def __init__(self, pfunc, revs, stoprev=0, inclusive=False):
         """Create a new object generating ancestors for the given revs. Does
         not generate revs lower than stoprev.
diff -r 55d132525155 -r 642e31cb55f0 mercurial/archival.py
--- a/mercurial/archival.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/archival.py	Mon Feb 21 13:08:28 2022 -0700
@@ -132,7 +132,7 @@
     return out.getvalue()
 
 
-class tarit(object):
+class tarit:
     """write archive to tar file or stream.  can write uncompressed,
     or compress with gzip or bzip2."""
 
@@ -193,7 +193,7 @@
             self.fileobj.close()
 
 
-class zipit(object):
+class zipit:
     """write archive to zip file or stream.  can write uncompressed,
     or compressed with deflate."""
 
@@ -240,7 +240,7 @@
         self.z.close()
 
 
-class fileit(object):
+class fileit:
     '''write archive as files in directory.'''
 
     def __init__(self, name, mtime):
diff -r 55d132525155 -r 642e31cb55f0 mercurial/bookmarks.py
--- a/mercurial/bookmarks.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/bookmarks.py	Mon Feb 21 13:08:28 2022 -0700
@@ -58,7 +58,7 @@
     return fp
 
 
-class bmstore(object):
+class bmstore:
     r"""Storage for bookmarks.
 
     This object should do all bookmark-related reads and writes, so
diff -r 55d132525155 -r 642e31cb55f0 mercurial/branchmap.py
--- a/mercurial/branchmap.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/branchmap.py	Mon Feb 21 13:08:28 2022 -0700
@@ -62,7 +62,7 @@
 unpack_from = struct.unpack_from
 
 
-class BranchMapCache(object):
+class BranchMapCache:
     """mapping of filtered views of repo with their branchcache"""
 
     def __init__(self):
@@ -169,7 +169,7 @@
         return b'branch cache'
 
 
-class branchcache(object):
+class branchcache:
     """A dict like object that hold branches heads cache.
 
     This cache is used to avoid costly computations to determine all the
@@ -631,7 +631,7 @@
 _rbccloseflag = 0x80000000
 
 
-class revbranchcache(object):
+class revbranchcache:
     """Persistent cache, mapping from revision number to branch name and close.
     This is a low level cache, independent of filtering.
 
diff -r 55d132525155 -r 642e31cb55f0 mercurial/bundle2.py
--- a/mercurial/bundle2.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/bundle2.py	Mon Feb 21 13:08:28 2022 -0700
@@ -251,7 +251,7 @@
     return _decorator
 
 
-class unbundlerecords(object):
+class unbundlerecords:
     """keep record of what happens during and unbundle
 
     New records are added using `records.add('cat', obj)`. Where 'cat' is a
@@ -299,7 +299,7 @@
     __bool__ = __nonzero__
 
 
-class bundleoperation(object):
+class bundleoperation:
     """an object that represents a single bundling process
 
     Its purpose is to carry unbundle-related objects and states.
@@ -379,7 +379,7 @@
         return op
 
 
-class partiterator(object):
+class partiterator:
     def __init__(self, repo, op, unbundler):
         self.repo = repo
         self.op = op
@@ -626,7 +626,7 @@
 bundlepriority = [b'HG10GZ', b'HG10BZ', b'HG10UN']
 
 
-class bundle20(object):
+class bundle20:
     """represent an outgoing bundle2 container
 
     Use the `addparam` method to add stream level parameter. and `newpart` to
@@ -750,7 +750,7 @@
         return salvaged
 
 
-class unpackermixin(object):
+class unpackermixin:
     """A mixin to extract bytes and struct data from a stream"""
 
     def __init__(self, fp):
@@ -983,7 +983,7 @@
         unbundler._compressed = True
 
 
-class bundlepart(object):
+class bundlepart:
     """A bundle2 part contains application level payload
 
     The part `type` is used to route the part to the application level
@@ -1273,7 +1273,7 @@
         )
 
 
-class interruptoperation(object):
+class interruptoperation:
     """A limited operation to be use by part handler during interruption
 
     It only have access to an ui object.
diff -r 55d132525155 -r 642e31cb55f0 mercurial/bundlecaches.py
--- a/mercurial/bundlecaches.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/bundlecaches.py	Mon Feb 21 13:08:28 2022 -0700
@@ -21,7 +21,7 @@
 
 
 @attr.s
-class bundlespec(object):
+class bundlespec:
     compression = attr.ib()
     wirecompression = attr.ib()
     version = attr.ib()
@@ -343,7 +343,7 @@
     return newentries
 
 
-class clonebundleentry(object):
+class clonebundleentry:
     """Represents an item in a clone bundles manifest.
 
     This rich class is needed to support sorting since sorted() in Python 3
diff -r 55d132525155 -r 642e31cb55f0 mercurial/bundlerepo.py
--- a/mercurial/bundlerepo.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/bundlerepo.py	Mon Feb 21 13:08:28 2022 -0700
@@ -270,7 +270,7 @@
     return filespos
 
 
-class bundlerepository(object):
+class bundlerepository:
     """A repository instance that is a union of a local repo and a bundle.
 
     Instances represent a read-only repository composed of a local repository
@@ -550,7 +550,7 @@
     return repo
 
 
-class bundletransactionmanager(object):
+class bundletransactionmanager:
     def transaction(self):
         return None
 
diff -r 55d132525155 -r 642e31cb55f0 mercurial/cffi/osutil.py
--- a/mercurial/cffi/osutil.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/cffi/osutil.py	Mon Feb 21 13:08:28 2022 -0700
@@ -33,7 +33,7 @@
     attrkinds[lib.VFIFO] = statmod.S_IFIFO
     attrkinds[lib.VSOCK] = statmod.S_IFSOCK
 
-    class stat_res(object):
+    class stat_res:
         def __init__(self, st_mode, st_mtime, st_size):
             self.st_mode = st_mode
             self.st_mtime = st_mtime
diff -r 55d132525155 -r 642e31cb55f0 mercurial/changegroup.py
--- a/mercurial/changegroup.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/changegroup.py	Mon Feb 21 13:08:28 2022 -0700
@@ -105,7 +105,7 @@
                 os.unlink(cleanup)
 
 
-class cg1unpacker(object):
+class cg1unpacker:
     """Unpacker for cg1 changegroup streams.
 
     A changegroup unpacker handles the framing of the revision data in
@@ -691,7 +691,7 @@
         )
 
 
-class headerlessfixup(object):
+class headerlessfixup:
     def __init__(self, fh, h):
         self._h = h
         self._fh = fh
@@ -1003,7 +1003,7 @@
         progress.complete()
 
 
-class cgpacker(object):
+class cgpacker:
     def __init__(
         self,
         repo,
diff -r 55d132525155 -r 642e31cb55f0 mercurial/changelog.py
--- a/mercurial/changelog.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/changelog.py	Mon Feb 21 13:08:28 2022 -0700
@@ -91,7 +91,7 @@
     return b'\n'.join([l.rstrip() for l in desc.splitlines()]).strip(b'\n')
 
 
-class appender(object):
+class appender:
     """the changelog index must be updated last on disk, so we use this class
     to delay writes to it"""
 
@@ -161,7 +161,7 @@
         return self.fp.__exit__(*args)
 
 
-class _divertopener(object):
+class _divertopener:
     def __init__(self, opener, target):
         self._opener = opener
         self._target = target
@@ -188,7 +188,7 @@
 
 
 @attr.s
-class _changelogrevision(object):
+class _changelogrevision:
     # Extensions might modify _defaultextra, so let the constructor below pass
     # it in
     extra = attr.ib()
@@ -204,7 +204,7 @@
     branchinfo = attr.ib(default=(_defaultextra[b'branch'], False))
 
 
-class changelogrevision(object):
+class changelogrevision:
     """Holds results of a parsed changelog revision.
 
     Changelog revisions consist of multiple pieces of data, including
diff -r 55d132525155 -r 642e31cb55f0 mercurial/chgserver.py
--- a/mercurial/chgserver.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/chgserver.py	Mon Feb 21 13:08:28 2022 -0700
@@ -196,7 +196,7 @@
     return _hashlist(pycompat.maplist(trystat, paths))[:12]
 
 
-class hashstate(object):
+class hashstate:
     """a structure storing confighash, mtimehash, paths used for mtimehash"""
 
     def __init__(self, confighash, mtimehash, mtimepaths):
@@ -292,7 +292,7 @@
     return (newui, newlui)
 
 
-class channeledsystem(object):
+class channeledsystem:
     """Propagate ui.system() request in the following format:
 
     payload length (unsigned int),
@@ -623,7 +623,7 @@
     return b'%s-%s' % (os.path.join(dirname, basename), hashstr)
 
 
-class chgunixservicehandler(object):
+class chgunixservicehandler:
     """Set of operations for chg services"""
 
     pollinterval = 1  # [sec]
diff -r 55d132525155 -r 642e31cb55f0 mercurial/cmdutil.py
--- a/mercurial/cmdutil.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/cmdutil.py	Mon Feb 21 13:08:28 2022 -0700
@@ -666,7 +666,7 @@
     return commit(ui, repo, recordinwlock, pats, opts)
 
 
-class dirnode(object):
+class dirnode:
     """
     Represent a directory in user working copy with information required for
     the purpose of tersing its status.
@@ -832,7 +832,7 @@
 
 
 @attr.s(frozen=True)
-class morestatus(object):
+class morestatus:
     reporoot = attr.ib()
     unfinishedop = attr.ib()
     unfinishedmsg = attr.ib()
@@ -1343,7 +1343,7 @@
     return not pat or pat == b'-'
 
 
-class _unclosablefile(object):
+class _unclosablefile:
     def __init__(self, fp):
         self._fp = fp
 
diff -r 55d132525155 -r 642e31cb55f0 mercurial/commandserver.py
--- a/mercurial/commandserver.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/commandserver.py	Mon Feb 21 13:08:28 2022 -0700
@@ -39,7 +39,7 @@
 )
 
 
-class channeledoutput(object):
+class channeledoutput:
     """
     Write data to out in the following format:
 
@@ -68,7 +68,7 @@
         return getattr(self.out, attr)
 
 
-class channeledmessage(object):
+class channeledmessage:
     """
     Write encoded message and metadata to out in the following format:
 
@@ -97,7 +97,7 @@
         return getattr(self._cout, attr)
 
 
-class channeledinput(object):
+class channeledinput:
     """
     Read data from in_.
 
@@ -200,7 +200,7 @@
     )
 
 
-class server(object):
+class server:
     """
     Listens for commands on fin, runs them and writes the output on a channel
     based stream to fout.
@@ -450,7 +450,7 @@
         u.setlogger(b'cmdserver', logger)
 
 
-class pipeservice(object):
+class pipeservice:
     def __init__(self, ui, repo, opts):
         self.ui = ui
         self.repo = repo
@@ -525,7 +525,7 @@
                 raise
 
 
-class unixservicehandler(object):
+class unixservicehandler:
     """Set of pluggable operations for unix-mode services
 
     Almost all methods except for createcmdserver() are called in the main
@@ -559,7 +559,7 @@
         return server(self.ui, repo, fin, fout, prereposetups)
 
 
-class unixforkingservice(object):
+class unixforkingservice:
     """
     Listens on unix domain socket and forks server per connection
     """
diff -r 55d132525155 -r 642e31cb55f0 mercurial/config.py
--- a/mercurial/config.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/config.py	Mon Feb 21 13:08:28 2022 -0700
@@ -18,7 +18,7 @@
 )
 
 
-class config(object):
+class config:
     def __init__(self, data=None):
         self._current_source_level = 0
         self._data = {}
diff -r 55d132525155 -r 642e31cb55f0 mercurial/configitems.py
--- a/mercurial/configitems.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/configitems.py	Mon Feb 21 13:08:28 2022 -0700
@@ -29,7 +29,7 @@
         knownitems.update(items)
 
 
-class configitem(object):
+class configitem:
     """represent a known config item
 
     :section: the official config section where to find this item,
diff -r 55d132525155 -r 642e31cb55f0 mercurial/context.py
--- a/mercurial/context.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/context.py	Mon Feb 21 13:08:28 2022 -0700
@@ -51,7 +51,7 @@
 propertycache = util.propertycache
 
 
-class basectx(object):
+class basectx:
     """A basectx object represents the common logic for its children:
     changectx: read-only context that is already present in the repo,
     workingctx: a context that represents the working directory and can
@@ -796,7 +796,7 @@
         return self.walk(match)
 
 
-class basefilectx(object):
+class basefilectx:
     """A filecontext object represents the common logic for its children:
     filectx: read-only access to a filerevision that is already present
              in the repo,
@@ -3104,7 +3104,7 @@
         return scmutil.status(modified, added, removed, [], [], [], [])
 
 
-class arbitraryfilectx(object):
+class arbitraryfilectx:
     """Allows you to use filectx-like functions on a file in an arbitrary
     location on disk, possibly not in the working directory.
     """
diff -r 55d132525155 -r 642e31cb55f0 mercurial/copies.py
--- a/mercurial/copies.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/copies.py	Mon Feb 21 13:08:28 2022 -0700
@@ -887,7 +887,7 @@
             copy[dst] = src
 
 
-class branch_copies(object):
+class branch_copies:
     """Information about copies made on one side of a merge/graft.
 
     "copy" is a mapping from destination name -> source name,
diff -r 55d132525155 -r 642e31cb55f0 mercurial/crecord.py
--- a/mercurial/crecord.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/crecord.py	Mon Feb 21 13:08:28 2022 -0700
@@ -82,7 +82,7 @@
     return curses and ui.interface(b"chunkselector") == b"curses"
 
 
-class patchnode(object):
+class patchnode:
     """abstract class for patch graph nodes
     (i.e. patchroot, header, hunk, hunkline)
     """
@@ -601,7 +601,7 @@
     """
     chunkselector = curseschunkselector(headerlist, ui, operation)
 
-    class dummystdscr(object):
+    class dummystdscr:
         def clear(self):
             pass
 
@@ -628,7 +628,7 @@
 }
 
 
-class curseschunkselector(object):
+class curseschunkselector:
     def __init__(self, headerlist, ui, operation=None):
         # put the headers into a patch object
         self.headerlist = patch(headerlist)
diff -r 55d132525155 -r 642e31cb55f0 mercurial/dagop.py
--- a/mercurial/dagop.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/dagop.py	Mon Feb 21 13:08:28 2022 -0700
@@ -271,7 +271,7 @@
                 break
 
 
-class subsetparentswalker(object):
+class subsetparentswalker:
     r"""Scan adjacent ancestors in the graph given by the subset
 
     This computes parent-child relations in the sub graph filtered by
@@ -647,7 +647,7 @@
 
 
 @attr.s(slots=True, frozen=True)
-class annotateline(object):
+class annotateline:
     fctx = attr.ib()
     lineno = attr.ib()
     # Whether this annotation was the result of a skip-annotate.
@@ -656,7 +656,7 @@
 
 
 @attr.s(slots=True, frozen=True)
-class _annotatedfile(object):
+class _annotatedfile:
     # list indexed by lineno - 1
     fctxs = attr.ib()
     linenos = attr.ib()
diff -r 55d132525155 -r 642e31cb55f0 mercurial/dirstate.py
--- a/mercurial/dirstate.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/dirstate.py	Mon Feb 21 13:08:28 2022 -0700
@@ -90,7 +90,7 @@
 
 
 @interfaceutil.implementer(intdirstate.idirstate)
-class dirstate(object):
+class dirstate:
     def __init__(
         self,
         opener,
diff -r 55d132525155 -r 642e31cb55f0 mercurial/dirstatemap.py
--- a/mercurial/dirstatemap.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/dirstatemap.py	Mon Feb 21 13:08:28 2022 -0700
@@ -34,7 +34,7 @@
 rangemask = 0x7FFFFFFF
 
 
-class _dirstatemapcommon(object):
+class _dirstatemapcommon:
     """
     Methods that are identical for both implementations of the dirstatemap
     class, with and without Rust extensions enabled.
diff -r 55d132525155 -r 642e31cb55f0 mercurial/dirstateutils/docket.py
--- a/mercurial/dirstateutils/docket.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/dirstateutils/docket.py	Mon Feb 21 13:08:28 2022 -0700
@@ -28,7 +28,7 @@
 )
 
 
-class DirstateDocket(object):
+class DirstateDocket:
     data_filename_pattern = b'dirstate.%s'
 
     def __init__(self, parents, data_size, tree_metadata, uuid):
diff -r 55d132525155 -r 642e31cb55f0 mercurial/dirstateutils/v2.py
--- a/mercurial/dirstateutils/v2.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/dirstateutils/v2.py	Mon Feb 21 13:08:28 2022 -0700
@@ -125,7 +125,7 @@
 
 
 @attr.s
-class Node(object):
+class Node:
     path = attr.ib()
     entry = attr.ib()
     parent = attr.ib(default=None)
diff -r 55d132525155 -r 642e31cb55f0 mercurial/discovery.py
--- a/mercurial/discovery.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/discovery.py	Mon Feb 21 13:08:28 2022 -0700
@@ -73,7 +73,7 @@
     return (list(common), anyinc, heads or list(srvheads))
 
 
-class outgoing(object):
+class outgoing:
     """Represents the result of a findcommonoutgoing() call.
 
     Members:
diff -r 55d132525155 -r 642e31cb55f0 mercurial/dispatch.py
--- a/mercurial/dispatch.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/dispatch.py	Mon Feb 21 13:08:28 2022 -0700
@@ -53,7 +53,7 @@
 )
 
 
-class request(object):
+class request:
     def __init__(
         self,
         args,
@@ -557,7 +557,7 @@
     return r.sub(lambda x: replacemap[x.group()], cmd)
 
 
-class cmdalias(object):
+class cmdalias:
     def __init__(self, ui, name, definition, cmdtable, source):
         self.name = self.cmd = name
         self.cmdname = b''
@@ -740,7 +740,7 @@
                 raise
 
 
-class lazyaliasentry(object):
+class lazyaliasentry:
     """like a typical command entry (func, opts, help), but is lazy"""
 
     def __init__(self, ui, name, definition, cmdtable, source):
diff -r 55d132525155 -r 642e31cb55f0 mercurial/encoding.py
--- a/mercurial/encoding.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/encoding.py	Mon Feb 21 13:08:28 2022 -0700
@@ -510,7 +510,7 @@
     return u + ellipsis
 
 
-class normcasespecs(object):
+class normcasespecs:
     """what a platform's normcase does to ASCII strings
 
     This is specified per platform, and should be consistent with what normcase
diff -r 55d132525155 -r 642e31cb55f0 mercurial/error.py
--- a/mercurial/error.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/error.py	Mon Feb 21 13:08:28 2022 -0700
@@ -39,7 +39,7 @@
     return b'(%s)' % b', '.join(b"'%s'" % pycompat.bytestr(a) for a in exc.args)
 
 
-class Hint(object):
+class Hint:
     """Mix-in to provide a hint of an error
 
     This should come first in the inheritance list to consume a hint and
diff -r 55d132525155 -r 642e31cb55f0 mercurial/exchange.py
--- a/mercurial/exchange.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/exchange.py	Mon Feb 21 13:08:28 2022 -0700
@@ -222,7 +222,7 @@
     return forcebundle1 or not op.remote.capable(b'bundle2')
 
 
-class pushoperation(object):
+class pushoperation:
     """A object that represent a single push operation
 
     Its purpose is to carry push related state and very common operations.
@@ -1371,7 +1371,7 @@
                 pushop.bkresult = 1
 
 
-class pulloperation(object):
+class pulloperation:
     """A object that represent a single pull operation
 
     It purpose is to carry pull related state and very common operation.
diff -r 55d132525155 -r 642e31cb55f0 mercurial/extensions.py
--- a/mercurial/extensions.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/extensions.py	Mon Feb 21 13:08:28 2022 -0700
@@ -621,7 +621,7 @@
         raise AttributeError("type '%s' has no property '%s'" % (cls, propname))
 
 
-class wrappedfunction(object):
+class wrappedfunction:
     '''context manager for temporarily wrapping a function'''
 
     def __init__(self, container, funcname, wrapper):
diff -r 55d132525155 -r 642e31cb55f0 mercurial/exthelper.py
--- a/mercurial/exthelper.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/exthelper.py	Mon Feb 21 13:08:28 2022 -0700
@@ -20,7 +20,7 @@
 from hgdemandimport import tracing
 
 
-class exthelper(object):
+class exthelper:
     """Helper for modular extension setup
 
     A single helper should be instantiated for each module of an
diff -r 55d132525155 -r 642e31cb55f0 mercurial/fancyopts.py
--- a/mercurial/fancyopts.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/fancyopts.py	Mon Feb 21 13:08:28 2022 -0700
@@ -204,7 +204,7 @@
     return parsedopts, parsedargs
 
 
-class customopt(object):  # pytype: disable=ignored-metaclass
+class customopt:  # pytype: disable=ignored-metaclass
     """Manage defaults and mutations for any type of opt."""
 
     __metaclass__ = abc.ABCMeta
diff -r 55d132525155 -r 642e31cb55f0 mercurial/filelog.py
--- a/mercurial/filelog.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/filelog.py	Mon Feb 21 13:08:28 2022 -0700
@@ -24,7 +24,7 @@
 
 
 @interfaceutil.implementer(repository.ifilestorage)
-class filelog(object):
+class filelog:
     def __init__(self, opener, path):
         self._revlog = revlog.revlog(
             opener,
diff -r 55d132525155 -r 642e31cb55f0 mercurial/filemerge.py
--- a/mercurial/filemerge.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/filemerge.py	Mon Feb 21 13:08:28 2022 -0700
@@ -84,7 +84,7 @@
 )
 
 
-class absentfilectx(object):
+class absentfilectx:
     """Represents a file that's ostensibly in a context but is actually not
     present in it.
 
diff -r 55d132525155 -r 642e31cb55f0 mercurial/fileset.py
--- a/mercurial/fileset.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/fileset.py	Mon Feb 21 13:08:28 2022 -0700
@@ -503,7 +503,7 @@
 }
 
 
-class matchctx(object):
+class matchctx:
     def __init__(self, basectx, ctx, cwd, badfn=None):
         self._basectx = basectx
         self.ctx = ctx
diff -r 55d132525155 -r 642e31cb55f0 mercurial/formatter.py
--- a/mercurial/formatter.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/formatter.py	Mon Feb 21 13:08:28 2022 -0700
@@ -144,7 +144,7 @@
     return isinstance(obj, (type(None), bool, int, int, float, bytes))
 
 
-class _nullconverter(object):
+class _nullconverter:
     '''convert non-primitive data types to be processed by formatter'''
 
     # set to True if context object should be stored as item
@@ -175,7 +175,7 @@
         return list(data)
 
 
-class baseformatter(object):
+class baseformatter:
 
     # set to True if the formater output a strict format that does not support
     # arbitrary output in the stream.
@@ -297,7 +297,7 @@
     return data
 
 
-class _plainconverter(object):
+class _plainconverter:
     '''convert non-primitive data types to text'''
 
     storecontext = False
@@ -452,7 +452,7 @@
         self._out.write(b"\n]\n")
 
 
-class _templateconverter(object):
+class _templateconverter:
     '''convert non-primitive data types to be processed by templater'''
 
     storecontext = True
@@ -541,7 +541,7 @@
 
 
 @attr.s(frozen=True)
-class templatespec(object):
+class templatespec:
     ref = attr.ib()
     tmpl = attr.ib()
     mapfile = attr.ib()
diff -r 55d132525155 -r 642e31cb55f0 mercurial/graphmod.py
--- a/mercurial/graphmod.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/graphmod.py	Mon Feb 21 13:08:28 2022 -0700
@@ -358,7 +358,7 @@
 
 
 @attr.s
-class asciistate(object):
+class asciistate:
     """State of ascii() graph rendering"""
 
     seen = attr.ib(init=False, default=attr.Factory(list))
diff -r 55d132525155 -r 642e31cb55f0 mercurial/grep.py
--- a/mercurial/grep.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/grep.py	Mon Feb 21 13:08:28 2022 -0700
@@ -35,7 +35,7 @@
         yield linenum, mstart - lstart, mend - lstart, body[lstart:lend]
 
 
-class linestate(object):
+class linestate:
     def __init__(self, line, linenum, colstart, colend):
         self.line = line
         self.linenum = linenum
@@ -79,7 +79,7 @@
                 yield (b'+', b[i])
 
 
-class grepsearcher(object):
+class grepsearcher:
     """Search files and revisions for lines matching the given pattern
 
     Options:
diff -r 55d132525155 -r 642e31cb55f0 mercurial/hg.py
--- a/mercurial/hg.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/hg.py	Mon Feb 21 13:08:28 2022 -0700
@@ -1534,7 +1534,7 @@
 ]
 
 
-class cachedlocalrepo(object):
+class cachedlocalrepo:
     """Holds a localrepository that can be cached and reused."""
 
     def __init__(self, repo):
diff -r 55d132525155 -r 642e31cb55f0 mercurial/hgweb/__init__.py
--- a/mercurial/hgweb/__init__.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/hgweb/__init__.py	Mon Feb 21 13:08:28 2022 -0700
@@ -54,7 +54,7 @@
     return hgwebdir_mod.hgwebdir(config, baseui=baseui)
 
 
-class httpservice(object):
+class httpservice:
     def __init__(self, ui, app, opts):
         self.ui = ui
         self.app = app
diff -r 55d132525155 -r 642e31cb55f0 mercurial/hgweb/common.py
--- a/mercurial/hgweb/common.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/hgweb/common.py	Mon Feb 21 13:08:28 2022 -0700
@@ -115,7 +115,7 @@
         self.message = message
 
 
-class continuereader(object):
+class continuereader:
     """File object wrapper to handle HTTP 100-continue.
 
     This is used by servers so they automatically handle Expect: 100-continue
diff -r 55d132525155 -r 642e31cb55f0 mercurial/hgweb/hgweb_mod.py
--- a/mercurial/hgweb/hgweb_mod.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/hgweb/hgweb_mod.py	Mon Feb 21 13:08:28 2022 -0700
@@ -110,7 +110,7 @@
     return templateutil.mappinglist(reversed(breadcrumb))
 
 
-class requestcontext(object):
+class requestcontext:
     """Holds state/context for an individual request.
 
     Servers can be multi-threaded. Holding state on the WSGI application
@@ -235,7 +235,7 @@
         return self.res.sendresponse()
 
 
-class hgweb(object):
+class hgweb:
     """HTTP server for individual repositories.
 
     Instances of this class serve HTTP responses for a particular
diff -r 55d132525155 -r 642e31cb55f0 mercurial/hgweb/hgwebdir_mod.py
--- a/mercurial/hgweb/hgwebdir_mod.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/hgweb/hgwebdir_mod.py	Mon Feb 21 13:08:28 2022 -0700
@@ -268,7 +268,7 @@
     return templateutil.mappinggenerator(_indexentriesgen, args=args)
 
 
-class hgwebdir(object):
+class hgwebdir:
     """HTTP server for multiple repositories.
 
     Given a configuration, different repositories will be served depending
diff -r 55d132525155 -r 642e31cb55f0 mercurial/hgweb/request.py
--- a/mercurial/hgweb/request.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/hgweb/request.py	Mon Feb 21 13:08:28 2022 -0700
@@ -21,7 +21,7 @@
 )
 
 
-class multidict(object):
+class multidict:
     """A dict like object that can store multiple values for a key.
 
     Used to store parsed request parameters.
@@ -81,7 +81,7 @@
 
 
 @attr.s(frozen=True)
-class parsedrequest(object):
+class parsedrequest:
     """Represents a parsed WSGI request.
 
     Contains both parsed parameters as well as a handle on the input stream.
@@ -355,7 +355,7 @@
     )
 
 
-class offsettrackingwriter(object):
+class offsettrackingwriter:
     """A file object like object that is append only and tracks write count.
 
     Instances are bound to a callable. This callable is called with data
@@ -388,7 +388,7 @@
         return self._offset
 
 
-class wsgiresponse(object):
+class wsgiresponse:
     """Represents a response to a WSGI request.
 
     A response consists of a status line, headers, and a body.
diff -r 55d132525155 -r 642e31cb55f0 mercurial/hgweb/server.py
--- a/mercurial/hgweb/server.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/hgweb/server.py	Mon Feb 21 13:08:28 2022 -0700
@@ -52,7 +52,7 @@
     return urlreq.unquote(path), query
 
 
-class _error_logger(object):
+class _error_logger:
     def __init__(self, handler):
         self.handler = handler
 
@@ -343,7 +343,7 @@
         _mixin = socketserver.ForkingMixIn
     else:
 
-        class _mixin(object):
+        class _mixin:
             pass
 
 
diff -r 55d132525155 -r 642e31cb55f0 mercurial/hgweb/webcommands.py
--- a/mercurial/hgweb/webcommands.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/hgweb/webcommands.py	Mon Feb 21 13:08:28 2022 -0700
@@ -46,7 +46,7 @@
 commands = {}
 
 
-class webcommand(object):
+class webcommand:
     """Decorator used to register a web command handler.
 
     The decorator takes as its positional arguments the name/path the
diff -r 55d132525155 -r 642e31cb55f0 mercurial/hgweb/webutil.py
--- a/mercurial/hgweb/webutil.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/hgweb/webutil.py	Mon Feb 21 13:08:28 2022 -0700
@@ -99,7 +99,7 @@
         step *= 10
 
 
-class revnav(object):
+class revnav:
     def __init__(self, repo):
         """Navigation generation object
 
diff -r 55d132525155 -r 642e31cb55f0 mercurial/hgweb/wsgiheaders.py
--- a/mercurial/hgweb/wsgiheaders.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/hgweb/wsgiheaders.py	Mon Feb 21 13:08:28 2022 -0700
@@ -29,7 +29,7 @@
         return param
 
 
-class Headers(object):
+class Headers:
     """Manage a collection of HTTP response headers"""
 
     def __init__(self, headers=None):
diff -r 55d132525155 -r 642e31cb55f0 mercurial/httpconnection.py
--- a/mercurial/httpconnection.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/httpconnection.py	Mon Feb 21 13:08:28 2022 -0700
@@ -26,7 +26,7 @@
 urlreq = util.urlreq
 
 # moved here from url.py to avoid a cycle
-class httpsendfile(object):
+class httpsendfile:
     """This is a wrapper around the objects returned by python's "open".
 
     Its purpose is to send file-like objects via HTTP.
diff -r 55d132525155 -r 642e31cb55f0 mercurial/httppeer.py
--- a/mercurial/httppeer.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/httppeer.py	Mon Feb 21 13:08:28 2022 -0700
@@ -62,7 +62,7 @@
     return result
 
 
-class _multifile(object):
+class _multifile:
     def __init__(self, *fileobjs):
         for f in fileobjs:
             if not util.safehasattr(f, b'length'):
diff -r 55d132525155 -r 642e31cb55f0 mercurial/interfaces/repository.py
--- a/mercurial/interfaces/repository.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/interfaces/repository.py	Mon Feb 21 13:08:28 2022 -0700
@@ -388,7 +388,7 @@
 
 
 @interfaceutil.implementer(ipeerbase)
-class peer(object):
+class peer:
     """Base class for peer repositories."""
 
     limitedarguments = False
diff -r 55d132525155 -r 642e31cb55f0 mercurial/interfaces/util.py
--- a/mercurial/interfaces/util.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/interfaces/util.py	Mon Feb 21 13:08:28 2022 -0700
@@ -20,11 +20,11 @@
     implementer = zi.implementer
 else:
 
-    class Attribute(object):
+    class Attribute:
         def __init__(self, __name__, __doc__=b''):
             pass
 
-    class Interface(object):
+    class Interface:
         def __init__(
             self, name, bases=(), attrs=None, __doc__=None, __module__=None
         ):
diff -r 55d132525155 -r 642e31cb55f0 mercurial/keepalive.py
--- a/mercurial/keepalive.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/keepalive.py	Mon Feb 21 13:08:28 2022 -0700
@@ -107,7 +107,7 @@
 DEBUG = None
 
 
-class ConnectionManager(object):
+class ConnectionManager:
     """
     The connection manager must be able to:
       * keep track of all existing
@@ -170,7 +170,7 @@
             return dict(self._hostmap)
 
 
-class KeepAliveHandler(object):
+class KeepAliveHandler:
     def __init__(self, timeout=None):
         self._cm = ConnectionManager()
         self._timeout = timeout
@@ -789,7 +789,7 @@
     global DEBUG
     dbbackup = DEBUG
 
-    class FakeLogger(object):
+    class FakeLogger:
         def debug(self, msg, *args):
             print(msg % args)
 
diff -r 55d132525155 -r 642e31cb55f0 mercurial/linelog.py
--- a/mercurial/linelog.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/linelog.py	Mon Feb 21 13:08:28 2022 -0700
@@ -33,7 +33,7 @@
 
 
 @attr.s
-class lineinfo(object):
+class lineinfo:
     # Introducing revision of this line.
     rev = attr.ib()
     # Line number for this line in its introducing revision.
@@ -43,7 +43,7 @@
 
 
 @attr.s
-class annotateresult(object):
+class annotateresult:
     rev = attr.ib()
     lines = attr.ib()
     _eof = attr.ib()
@@ -52,7 +52,7 @@
         return iter(self.lines)
 
 
-class _llinstruction(object):  # pytype: disable=ignored-metaclass
+class _llinstruction:  # pytype: disable=ignored-metaclass
 
     __metaclass__ = abc.ABCMeta
 
@@ -233,7 +233,7 @@
     raise NotImplementedError(b'Unimplemented opcode %r' % opcode)
 
 
-class linelog(object):
+class linelog:
     """Efficient cache for per-line history information."""
 
     def __init__(self, program=None, maxrev=0):
diff -r 55d132525155 -r 642e31cb55f0 mercurial/localrepo.py
--- a/mercurial/localrepo.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/localrepo.py	Mon Feb 21 13:08:28 2022 -0700
@@ -251,7 +251,7 @@
 
 
 @interfaceutil.implementer(repository.ipeercommandexecutor)
-class localcommandexecutor(object):
+class localcommandexecutor:
     def __init__(self, peer):
         self._peer = peer
         self._sent = False
@@ -1215,7 +1215,7 @@
 
 
 @interfaceutil.implementer(repository.ilocalrepositoryfilestorage)
-class revlogfilestorage(object):
+class revlogfilestorage:
     """File storage when using revlogs."""
 
     def file(self, path):
@@ -1226,7 +1226,7 @@
 
 
 @interfaceutil.implementer(repository.ilocalrepositoryfilestorage)
-class revlognarrowfilestorage(object):
+class revlognarrowfilestorage:
     """File storage when using revlogs and narrow files."""
 
     def file(self, path):
@@ -1259,7 +1259,7 @@
 
 
 @interfaceutil.implementer(repository.ilocalrepositorymain)
-class localrepository(object):
+class localrepository:
     """Main class for representing local repositories.
 
     All local repositories are instances of this class.
@@ -2044,7 +2044,7 @@
 
         # This simplifies its cache management by having one decorated
         # function (this one) and the rest simply fetch things from it.
-        class tagscache(object):
+        class tagscache:
             def __init__(self):
                 # These two define the set of tags for this repository. tags
                 # maps tag name to node; tagtypes maps tag name to 'global' or
@@ -3912,7 +3912,7 @@
     #
     # But we have to allow the close() method because some constructors
     # of repos call close() on repo references.
-    class poisonedrepository(object):
+    class poisonedrepository:
         def __getattribute__(self, item):
             if item == 'close':
                 return object.__getattribute__(self, item)
diff -r 55d132525155 -r 642e31cb55f0 mercurial/lock.py
--- a/mercurial/lock.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/lock.py	Mon Feb 21 13:08:28 2022 -0700
@@ -173,7 +173,7 @@
     return l
 
 
-class lock(object):
+class lock:
     """An advisory lock held by one process to control access to a set
     of files.  Non-cooperating processes or incorrectly written scripts
     can ignore Mercurial's locking scheme and stomp all over the
diff -r 55d132525155 -r 642e31cb55f0 mercurial/logcmdutil.py
--- a/mercurial/logcmdutil.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/logcmdutil.py	Mon Feb 21 13:08:28 2022 -0700
@@ -227,7 +227,7 @@
             )
 
 
-class changesetdiffer(object):
+class changesetdiffer:
     """Generate diff of changeset with pre-configured filtering functions"""
 
     def _makefilematcher(self, ctx):
@@ -261,7 +261,7 @@
     return b' '.join(labels)
 
 
-class changesetprinter(object):
+class changesetprinter:
     '''show changeset information when templating not requested.'''
 
     def __init__(self, ui, repo, differ=None, diffopts=None, buffered=False):
@@ -706,7 +706,7 @@
 
 
 @attr.s
-class walkopts(object):
+class walkopts:
     """Options to configure a set of revisions and file matcher factory
     to scan revision/file history
     """
diff -r 55d132525155 -r 642e31cb55f0 mercurial/loggingutil.py
--- a/mercurial/loggingutil.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/loggingutil.py	Mon Feb 21 13:08:28 2022 -0700
@@ -73,7 +73,7 @@
     return b'*' in tracked or event in tracked
 
 
-class filelogger(object):
+class filelogger:
     """Basic logger backed by physical file with optional rotation"""
 
     def __init__(self, vfs, name, tracked, maxfiles=0, maxsize=0):
@@ -104,7 +104,7 @@
             )
 
 
-class fileobjectlogger(object):
+class fileobjectlogger:
     """Basic logger backed by file-like object"""
 
     def __init__(self, fp, tracked):
@@ -129,7 +129,7 @@
             )
 
 
-class proxylogger(object):
+class proxylogger:
     """Forward log events to another logger to be set later"""
 
     def __init__(self):
diff -r 55d132525155 -r 642e31cb55f0 mercurial/lsprof.py
--- a/mercurial/lsprof.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/lsprof.py	Mon Feb 21 13:08:28 2022 -0700
@@ -22,7 +22,7 @@
     return Stats(p.getstats())
 
 
-class Stats(object):
+class Stats:
     """XXX docstring"""
 
     def __init__(self, data):
diff -r 55d132525155 -r 642e31cb55f0 mercurial/lsprofcalltree.py
--- a/mercurial/lsprofcalltree.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/lsprofcalltree.py	Mon Feb 21 13:08:28 2022 -0700
@@ -26,7 +26,7 @@
         )
 
 
-class KCacheGrind(object):
+class KCacheGrind:
     def __init__(self, profiler):
         self.data = profiler.getstats()
         self.out_file = None
diff -r 55d132525155 -r 642e31cb55f0 mercurial/manifest.py
--- a/mercurial/manifest.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/manifest.py	Mon Feb 21 13:08:28 2022 -0700
@@ -84,7 +84,7 @@
     return b''.join(lines)
 
 
-class lazymanifestiter(object):
+class lazymanifestiter:
     def __init__(self, lm):
         self.pos = 0
         self.lm = lm
@@ -107,7 +107,7 @@
     __next__ = next
 
 
-class lazymanifestiterentries(object):
+class lazymanifestiterentries:
     def __init__(self, lm):
         self.lm = lm
         self.pos = 0
@@ -158,7 +158,7 @@
 _manifestflags = {b'', b'l', b't', b'x'}
 
 
-class _lazymanifest(object):
+class _lazymanifest:
     """A pure python manifest backed by a byte string.  It is supplimented with
     internal lists as it is modified, until it is compacted back to a pure byte
     string.
@@ -473,7 +473,7 @@
 
 
 @interfaceutil.implementer(repository.imanifestdict)
-class manifestdict(object):
+class manifestdict:
     def __init__(self, nodelen, data=b''):
         self._nodelen = nodelen
         self._lm = _lazymanifest(nodelen, data)
@@ -796,7 +796,7 @@
 
 
 @interfaceutil.implementer(repository.imanifestdict)
-class treemanifest(object):
+class treemanifest:
     def __init__(self, nodeconstants, dir=b'', text=b''):
         self._dir = dir
         self.nodeconstants = nodeconstants
@@ -1550,7 +1550,7 @@
 
 
 @interfaceutil.implementer(repository.imanifeststorage)
-class manifestrevlog(object):
+class manifestrevlog:
     """A revlog that stores manifest texts. This is responsible for caching the
     full-text manifest contents.
     """
@@ -1908,7 +1908,7 @@
 
 
 @interfaceutil.implementer(repository.imanifestlog)
-class manifestlog(object):
+class manifestlog:
     """A collection class representing the collection of manifest snapshots
     referenced by commits in the repository.
 
@@ -2007,7 +2007,7 @@
 
 
 @interfaceutil.implementer(repository.imanifestrevisionwritable)
-class memmanifestctx(object):
+class memmanifestctx:
     def __init__(self, manifestlog):
         self._manifestlog = manifestlog
         self._manifestdict = manifestdict(manifestlog.nodeconstants.nodelen)
@@ -2037,7 +2037,7 @@
 
 
 @interfaceutil.implementer(repository.imanifestrevisionstored)
-class manifestctx(object):
+class manifestctx:
     """A class representing a single revision of a manifest, including its
     contents, its parent revs, and its linkrev.
     """
@@ -2117,7 +2117,7 @@
 
 
 @interfaceutil.implementer(repository.imanifestrevisionwritable)
-class memtreemanifestctx(object):
+class memtreemanifestctx:
     def __init__(self, manifestlog, dir=b''):
         self._manifestlog = manifestlog
         self._dir = dir
@@ -2152,7 +2152,7 @@
 
 
 @interfaceutil.implementer(repository.imanifestrevisionstored)
-class treemanifestctx(object):
+class treemanifestctx:
     def __init__(self, manifestlog, dir, node):
         self._manifestlog = manifestlog
         self._dir = dir
diff -r 55d132525155 -r 642e31cb55f0 mercurial/match.py
--- a/mercurial/match.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/match.py	Mon Feb 21 13:08:28 2022 -0700
@@ -382,7 +382,7 @@
     return kindpats
 
 
-class basematcher(object):
+class basematcher:
     def __init__(self, badfn=None):
         if badfn is not None:
             self.bad = badfn
@@ -659,7 +659,7 @@
 # This is basically a reimplementation of pathutil.dirs that stores the
 # children instead of just a count of them, plus a small optional optimization
 # to avoid some directories we don't need.
-class _dirchildren(object):
+class _dirchildren:
     def __init__(self, paths, onlyinclude=None):
         self._dirs = {}
         self._onlyinclude = onlyinclude or []
diff -r 55d132525155 -r 642e31cb55f0 mercurial/mdiff.py
--- a/mercurial/mdiff.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/mdiff.py	Mon Feb 21 13:08:28 2022 -0700
@@ -37,7 +37,7 @@
 
 
 # TODO: this looks like it could be an attrs, which might help pytype
-class diffopts(object):
+class diffopts:
     """context is the number of context lines
     text treats all files as text
     showfunc enables diff -p output
diff -r 55d132525155 -r 642e31cb55f0 mercurial/merge.py
--- a/mercurial/merge.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/merge.py	Mon Feb 21 13:08:28 2022 -0700
@@ -66,7 +66,7 @@
     )
 
 
-class _unknowndirschecker(object):
+class _unknowndirschecker:
     """
     Look for any unknown files or directories that may have a path conflict
     with a file.  If any path prefix of the file exists as a file or link,
@@ -537,7 +537,7 @@
             raise error.StateError(msg % f)
 
 
-class mergeresult(object):
+class mergeresult:
     """An object representing result of merging manifests.
 
     It has information about what actions need to be performed on dirstate
@@ -1467,7 +1467,7 @@
 
 
 @attr.s(frozen=True)
-class updateresult(object):
+class updateresult:
     updatedcount = attr.ib()
     mergedcount = attr.ib()
     removedcount = attr.ib()
diff -r 55d132525155 -r 642e31cb55f0 mercurial/mergestate.py
--- a/mercurial/mergestate.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/mergestate.py	Mon Feb 21 13:08:28 2022 -0700
@@ -100,7 +100,7 @@
 CHANGE_MODIFIED = b'modified'
 
 
-class MergeAction(object):
+class MergeAction:
     """represent an "action" merge need to take for a given file
 
     Attributes:
@@ -194,7 +194,7 @@
 )
 
 
-class _mergestate_base(object):
+class _mergestate_base:
     """track 3-way merge state of individual files
 
     The merge state is stored on disk when needed. Two files are used: one with
diff -r 55d132525155 -r 642e31cb55f0 mercurial/metadata.py
--- a/mercurial/metadata.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/metadata.py	Mon Feb 21 13:08:28 2022 -0700
@@ -22,7 +22,7 @@
 )
 
 
-class ChangingFiles(object):
+class ChangingFiles:
     """A class recording the changes made to files by a changeset
 
     Actions performed on files are gathered into 3 sets:
diff -r 55d132525155 -r 642e31cb55f0 mercurial/namespaces.py
--- a/mercurial/namespaces.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/namespaces.py	Mon Feb 21 13:08:28 2022 -0700
@@ -16,7 +16,7 @@
         return [val]
 
 
-class namespaces(object):
+class namespaces:
     """provides an interface to register and operate on multiple namespaces. See
     the namespace class below for details on the namespace object.
 
@@ -124,7 +124,7 @@
         raise KeyError(_(b'no such name: %s') % name)
 
 
-class namespace(object):
+class namespace:
     """provides an interface to a namespace
 
     Namespaces are basically generic many-to-many mapping between some
diff -r 55d132525155 -r 642e31cb55f0 mercurial/node.py
--- a/mercurial/node.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/node.py	Mon Feb 21 13:08:28 2022 -0700
@@ -31,7 +31,7 @@
 wdirrev = 0x7FFFFFFF
 
 
-class sha1nodeconstants(object):
+class sha1nodeconstants:
     nodelen = 20
 
     # In hex, this is '0000000000000000000000000000000000000000'
diff -r 55d132525155 -r 642e31cb55f0 mercurial/obsolete.py
--- a/mercurial/obsolete.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/obsolete.py	Mon Feb 21 13:08:28 2022 -0700
@@ -541,7 +541,7 @@
             )
 
 
-class obsstore(object):
+class obsstore:
     """Store obsolete markers
 
     Markers can be accessed with two mappings:
diff -r 55d132525155 -r 642e31cb55f0 mercurial/obsutil.py
--- a/mercurial/obsutil.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/obsutil.py	Mon Feb 21 13:08:28 2022 -0700
@@ -56,7 +56,7 @@
 usingsha256 = 2
 
 
-class marker(object):
+class marker:
     """Wrap obsolete marker raw data"""
 
     def __init__(self, repo, data):
diff -r 55d132525155 -r 642e31cb55f0 mercurial/parser.py
--- a/mercurial/parser.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/parser.py	Mon Feb 21 13:08:28 2022 -0700
@@ -25,7 +25,7 @@
 from .utils import stringutil
 
 
-class parser(object):
+class parser:
     def __init__(self, elements, methods=None):
         self._elements = elements
         self._methods = methods
@@ -415,7 +415,7 @@
         return inst.message
 
 
-class alias(object):
+class alias:
     """Parsed result of alias"""
 
     def __init__(self, name, args, err, replacement):
@@ -429,7 +429,7 @@
         self.warned = False
 
 
-class basealiasrules(object):
+class basealiasrules:
     """Parsing and expansion rule set of aliases
 
     This is a helper for fileset/revset/template aliases. A concrete rule set
diff -r 55d132525155 -r 642e31cb55f0 mercurial/patch.py
--- a/mercurial/patch.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/patch.py	Mon Feb 21 13:08:28 2022 -0700
@@ -149,7 +149,7 @@
     def remainder(cur):
         yield chunk(cur)
 
-    class fiter(object):
+    class fiter:
         def __init__(self, fp):
             self.fp = fp
 
@@ -342,7 +342,7 @@
     return data
 
 
-class patchmeta(object):
+class patchmeta:
     """Patched file metadata
 
     'op' is the performed operation within ADD, DELETE, RENAME, MODIFY
@@ -435,7 +435,7 @@
     return gitpatches
 
 
-class linereader(object):
+class linereader:
     # simple class to allow pushing lines back into the input stream
     def __init__(self, fp):
         self.fp = fp
@@ -456,7 +456,7 @@
         return iter(self.readline, b'')
 
 
-class abstractbackend(object):
+class abstractbackend:
     def __init__(self, ui):
         self.ui = ui
 
@@ -592,7 +592,7 @@
         return sorted(self.changed)
 
 
-class filestore(object):
+class filestore:
     def __init__(self, maxsize=None):
         self.opener = None
         self.files = {}
@@ -681,7 +681,7 @@
 eolmodes = [b'strict', b'crlf', b'lf', b'auto']
 
 
-class patchfile(object):
+class patchfile:
     def __init__(self, ui, gp, backend, store, eolmode=b'strict'):
         self.fname = gp.path
         self.eolmode = eolmode
@@ -914,7 +914,7 @@
         return len(self.rej)
 
 
-class header(object):
+class header:
     """patch header"""
 
     diffgit_re = re.compile(b'diff --git a/(.*) b/(.*)$')
@@ -994,7 +994,7 @@
         )
 
 
-class recordhunk(object):
+class recordhunk:
     """patch hunk
 
     XXX shouldn't we merge this with the other hunk class?
@@ -1349,7 +1349,7 @@
     )
 
 
-class hunk(object):
+class hunk:
     def __init__(self, desc, num, lr, context):
         self.number = num
         self.desc = desc
@@ -1577,7 +1577,7 @@
         return old, oldstart, new, newstart
 
 
-class binhunk(object):
+class binhunk:
     """A binary patch file."""
 
     def __init__(self, lr, fname):
@@ -1758,7 +1758,7 @@
     +9
     """
 
-    class parser(object):
+    class parser:
         """patch parsing state machine"""
 
         def __init__(self):
diff -r 55d132525155 -r 642e31cb55f0 mercurial/pathutil.py
--- a/mercurial/pathutil.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/pathutil.py	Mon Feb 21 13:08:28 2022 -0700
@@ -31,7 +31,7 @@
     return encoding.hfsignoreclean(s.lower())
 
 
-class pathauditor(object):
+class pathauditor:
     """ensure that a filesystem path contains no banned components.
     the following properties of a path are checked:
 
@@ -314,7 +314,7 @@
     yield b''
 
 
-class dirs(object):
+class dirs:
     '''a multiset of directory names from a set of file paths'''
 
     def __init__(self, map, only_tracked=False):
diff -r 55d132525155 -r 642e31cb55f0 mercurial/phases.py
--- a/mercurial/phases.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/phases.py	Mon Feb 21 13:08:28 2022 -0700
@@ -343,7 +343,7 @@
         data.insert(low + 1, (pycompat.xrange(rev, rev + 1), t))
 
 
-class phasecache(object):
+class phasecache:
     def __init__(self, repo, phasedefaults, _load=True):
         # type: (localrepo.localrepository, Optional[Phasedefaults], bool) -> None
         if _load:
@@ -879,7 +879,7 @@
     return publicheads, draftroots
 
 
-class remotephasessummary(object):
+class remotephasessummary:
     """summarize phase information on the remote side
 
     :publishing: True is the remote is publishing
diff -r 55d132525155 -r 642e31cb55f0 mercurial/posix.py
--- a/mercurial/posix.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/posix.py	Mon Feb 21 13:08:28 2022 -0700
@@ -664,7 +664,7 @@
     pass
 
 
-class cachestat(object):
+class cachestat:
     def __init__(self, path):
         self.stat = os.stat(path)
 
diff -r 55d132525155 -r 642e31cb55f0 mercurial/profiling.py
--- a/mercurial/profiling.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/profiling.py	Mon Feb 21 13:08:28 2022 -0700
@@ -173,7 +173,7 @@
         statprof.display(fp, data=data, format=displayformat, **kwargs)
 
 
-class profile(object):
+class profile:
     """Start profiling.
 
     Profiling is active when the context manager is active. When the context
@@ -231,7 +231,7 @@
                 self._fp = open(path, b'wb')
             elif pycompat.iswindows:
                 # parse escape sequence by win32print()
-                class uifp(object):
+                class uifp:
                     def __init__(self, ui):
                         self._ui = ui
 
diff -r 55d132525155 -r 642e31cb55f0 mercurial/progress.py
--- a/mercurial/progress.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/progress.py	Mon Feb 21 13:08:28 2022 -0700
@@ -84,7 +84,7 @@
             raise
 
 
-class progbar(object):
+class progbar:
     def __init__(self, ui):
         self.ui = ui
         self._refreshlock = threading.Lock()
diff -r 55d132525155 -r 642e31cb55f0 mercurial/pure/osutil.py
--- a/mercurial/pure/osutil.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/pure/osutil.py	Mon Feb 21 13:08:28 2022 -0700
@@ -220,7 +220,7 @@
             err.errno, '%s: %s' % (encoding.strfromlocal(name), err.strerror)
         )
 
-    class posixfile(object):
+    class posixfile:
         """a file object aiming for POSIX-like semantics
 
         CPython's open() returns a file that was opened *without* setting the
diff -r 55d132525155 -r 642e31cb55f0 mercurial/pure/parsers.py
--- a/mercurial/pure/parsers.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/pure/parsers.py	Mon Feb 21 13:08:28 2022 -0700
@@ -63,7 +63,7 @@
 
 
 @attr.s(slots=True, init=False)
-class DirstateItem(object):
+class DirstateItem:
     """represent a dirstate entry
 
     It hold multiple attributes
@@ -560,7 +560,7 @@
     return int(q & 0xFFFF)
 
 
-class BaseIndexObject(object):
+class BaseIndexObject:
     # Can I be passed to an algorithme implemented in Rust ?
     rust_ext_compat = 0
     # Format of an index entry according to Python's `struct` language
diff -r 55d132525155 -r 642e31cb55f0 mercurial/pvec.py
--- a/mercurial/pvec.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/pvec.py	Mon Feb 21 13:08:28 2022 -0700
@@ -180,7 +180,7 @@
     return pvec(util.b85encode(bs))
 
 
-class pvec(object):
+class pvec:
     def __init__(self, hashorctx):
         if isinstance(hashorctx, bytes):
             self._bs = hashorctx
diff -r 55d132525155 -r 642e31cb55f0 mercurial/pycompat.py
--- a/mercurial/pycompat.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/pycompat.py	Mon Feb 21 13:08:28 2022 -0700
@@ -163,7 +163,7 @@
 
     __bytes__() should be called if provided:
 
-    >>> class bytesable(object):
+    >>> class bytesable:
     ...     def __bytes__(self):
     ...         return b'bytes'
     >>> bytestr(bytesable())
diff -r 55d132525155 -r 642e31cb55f0 mercurial/registrar.py
--- a/mercurial/registrar.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/registrar.py	Mon Feb 21 13:08:28 2022 -0700
@@ -21,7 +21,7 @@
 configitem = configitems.getitemregister
 
 
-class _funcregistrarbase(object):
+class _funcregistrarbase:
     """Base of decorator to register a function for specific purpose
 
     This decorator stores decorated functions into own dict 'table'.
diff -r 55d132525155 -r 642e31cb55f0 mercurial/repair.py
--- a/mercurial/repair.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/repair.py	Mon Feb 21 13:08:28 2022 -0700
@@ -379,7 +379,7 @@
     return [c.node() for c in repo.set(b'roots(%ld)', tostrip)]
 
 
-class stripcallback(object):
+class stripcallback:
     """used as a transaction postclose callback"""
 
     def __init__(self, ui, repo, backup, topic):
diff -r 55d132525155 -r 642e31cb55f0 mercurial/repocache.py
--- a/mercurial/repocache.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/repocache.py	Mon Feb 21 13:08:28 2022 -0700
@@ -19,7 +19,7 @@
 )
 
 
-class repoloader(object):
+class repoloader:
     """Load repositories in background thread
 
     This is designed for a forking server. A cached repo cannot be obtained
diff -r 55d132525155 -r 642e31cb55f0 mercurial/repoview.py
--- a/mercurial/repoview.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/repoview.py	Mon Feb 21 13:08:28 2022 -0700
@@ -261,7 +261,7 @@
     return cl
 
 
-class filteredchangelogmixin(object):
+class filteredchangelogmixin:
     def tiprev(self):
         """filtered version of revlog.tiprev"""
         for i in pycompat.xrange(len(self) - 1, -2, -1):
@@ -361,7 +361,7 @@
         return super(filteredchangelogmixin, self).flags(rev)
 
 
-class repoview(object):
+class repoview:
     """Provide a read/write view of a repo through a filtered changelog
 
     This object is used to access a filtered version of a repository without
diff -r 55d132525155 -r 642e31cb55f0 mercurial/revlog.py
--- a/mercurial/revlog.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/revlog.py	Mon Feb 21 13:08:28 2022 -0700
@@ -171,7 +171,7 @@
 
 @interfaceutil.implementer(repository.irevisiondelta)
 @attr.s(slots=True)
-class revlogrevisiondelta(object):
+class revlogrevisiondelta:
     node = attr.ib()
     p1node = attr.ib()
     p2node = attr.ib()
@@ -187,7 +187,7 @@
 
 @interfaceutil.implementer(repository.iverifyproblem)
 @attr.s(frozen=True)
-class revlogproblem(object):
+class revlogproblem:
     warning = attr.ib(default=None)
     error = attr.ib(default=None)
     node = attr.ib(default=None)
@@ -237,7 +237,7 @@
 )
 
 
-class revlog(object):
+class revlog:
     """
     the underlying revision storage object
 
@@ -1042,7 +1042,7 @@
         heads = [self.rev(n) for n in heads]
 
         # we want the ancestors, but inclusive
-        class lazyset(object):
+        class lazyset:
             def __init__(self, lazyvalues):
                 self.addedvalues = set()
                 self.lazyvalues = lazyvalues
diff -r 55d132525155 -r 642e31cb55f0 mercurial/revlogutils/__init__.py
--- a/mercurial/revlogutils/__init__.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/revlogutils/__init__.py	Mon Feb 21 13:08:28 2022 -0700
@@ -62,7 +62,7 @@
 
 
 @attr.s(slots=True, frozen=True)
-class revisioninfo(object):
+class revisioninfo:
     """Information about a revision that allows building its fulltext
     node:       expected hash of the revision
     p1, p2:     parent revs of the revision
diff -r 55d132525155 -r 642e31cb55f0 mercurial/revlogutils/deltas.py
--- a/mercurial/revlogutils/deltas.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/revlogutils/deltas.py	Mon Feb 21 13:08:28 2022 -0700
@@ -38,7 +38,7 @@
 LIMIT_DELTA2TEXT = 2
 
 
-class _testrevlog(object):
+class _testrevlog:
     """minimalist fake revlog to use in doctests"""
 
     def __init__(self, data, density=0.5, mingap=0, snapshot=()):
@@ -544,7 +544,7 @@
 
 
 @attr.s(slots=True, frozen=True)
-class _deltainfo(object):
+class _deltainfo:
     distance = attr.ib()
     deltalen = attr.ib()
     data = attr.ib()
@@ -927,7 +927,7 @@
         yield (prev,)
 
 
-class deltacomputer(object):
+class deltacomputer:
     def __init__(self, revlog):
         self.revlog = revlog
 
diff -r 55d132525155 -r 642e31cb55f0 mercurial/revlogutils/docket.py
--- a/mercurial/revlogutils/docket.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/revlogutils/docket.py	Mon Feb 21 13:08:28 2022 -0700
@@ -99,7 +99,7 @@
 S_OLD_UID = struct.Struct('>BL')
 
 
-class RevlogDocket(object):
+class RevlogDocket:
     """metadata associated with revlog"""
 
     def __init__(
diff -r 55d132525155 -r 642e31cb55f0 mercurial/revlogutils/nodemap.py
--- a/mercurial/revlogutils/nodemap.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/revlogutils/nodemap.py	Mon Feb 21 13:08:28 2022 -0700
@@ -113,7 +113,7 @@
     tr.addfinalize(callback_id, lambda tr: persist_nodemap(tr, revlog))
 
 
-class _NoTransaction(object):
+class _NoTransaction:
     """transaction like object to update the nodemap outside a transaction"""
 
     def __init__(self):
@@ -304,7 +304,7 @@
 S_HEADER = struct.Struct(">BQQQQ")
 
 
-class NodeMapDocket(object):
+class NodeMapDocket:
     """metadata associated with persistent nodemap data
 
     The persistent data may come from disk or be on their way to disk.
diff -r 55d132525155 -r 642e31cb55f0 mercurial/revlogutils/randomaccessfile.py
--- a/mercurial/revlogutils/randomaccessfile.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/revlogutils/randomaccessfile.py	Mon Feb 21 13:08:28 2022 -0700
@@ -23,7 +23,7 @@
     return (n & (n - 1) == 0) and n != 0
 
 
-class randomaccessfile(object):
+class randomaccessfile:
     """Accessing arbitrary chuncks of data within a file, with some caching"""
 
     def __init__(
diff -r 55d132525155 -r 642e31cb55f0 mercurial/scmutil.py
--- a/mercurial/scmutil.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/scmutil.py	Mon Feb 21 13:08:28 2022 -0700
@@ -62,7 +62,7 @@
 
 
 @attr.s(slots=True, repr=False)
-class status(object):
+class status:
     """Struct with a list of files per status.
 
     The 'deleted', 'unknown' and 'ignored' properties are only
@@ -323,7 +323,7 @@
     return abort, warn
 
 
-class casecollisionauditor(object):
+class casecollisionauditor:
     def __init__(self, ui, abort, dirstate):
         self._ui = ui
         self._abort = abort
@@ -1019,7 +1019,7 @@
     return origvfs.join(filepath)
 
 
-class _containsnode(object):
+class _containsnode:
     """proxy __contains__(node) to container.__contains__ which accepts revs"""
 
     def __init__(self, repo, revcontainer):
@@ -1567,7 +1567,7 @@
             fp.write(b"%s\n" % r)
 
 
-class filecachesubentry(object):
+class filecachesubentry:
     def __init__(self, path, stat):
         self.path = path
         self.cachestat = None
@@ -1623,7 +1623,7 @@
                 raise
 
 
-class filecacheentry(object):
+class filecacheentry:
     def __init__(self, paths, stat=True):
         self._entries = []
         for path in paths:
@@ -1641,7 +1641,7 @@
             entry.refresh()
 
 
-class filecache(object):
+class filecache:
     """A property like decorator that tracks files under .hg/ for updates.
 
     On first access, the files defined as arguments are stat()ed and the
@@ -1798,7 +1798,7 @@
     return data
 
 
-class progress(object):
+class progress:
     def __init__(self, ui, updatebar, topic, unit=b"", total=None):
         self.ui = ui
         self.pos = 0
@@ -1863,7 +1863,7 @@
     return ui.configbool(b'format', b'generaldelta')
 
 
-class simplekeyvaluefile(object):
+class simplekeyvaluefile:
     """A simple file with key=value lines
 
     Keys must be alphanumerics and start with a letter, values must not
diff -r 55d132525155 -r 642e31cb55f0 mercurial/setdiscovery.py
--- a/mercurial/setdiscovery.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/setdiscovery.py	Mon Feb 21 13:08:28 2022 -0700
@@ -106,7 +106,7 @@
     return set(sample[:desiredlen])
 
 
-class partialdiscovery(object):
+class partialdiscovery:
     """an object representing ongoing discovery
 
     Feed with data from the remote repository, this object keep track of the
diff -r 55d132525155 -r 642e31cb55f0 mercurial/shelve.py
--- a/mercurial/shelve.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/shelve.py	Mon Feb 21 13:08:28 2022 -0700
@@ -68,7 +68,7 @@
 shelveuser = b'shelve@localhost'
 
 
-class ShelfDir(object):
+class ShelfDir:
     def __init__(self, repo, for_backups=False):
         if for_backups:
             self.vfs = vfsmod.vfs(repo.vfs.join(backupdir))
@@ -101,7 +101,7 @@
         return sorted(info, reverse=True)
 
 
-class Shelf(object):
+class Shelf:
     """Represents a shelf, including possibly multiple files storing it.
 
     Old shelves will have a .patch and a .hg file. Newer shelves will
@@ -213,7 +213,7 @@
             self.vfs.tryunlink(self.name + b'.' + ext)
 
 
-class shelvedstate(object):
+class shelvedstate:
     """Handle persistence during unshelving operations.
 
     Handles saving and restoring a shelved state. Ensures that different
diff -r 55d132525155 -r 642e31cb55f0 mercurial/simplemerge.py
--- a/mercurial/simplemerge.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/simplemerge.py	Mon Feb 21 13:08:28 2022 -0700
@@ -62,7 +62,7 @@
         return True
 
 
-class Merge3Text(object):
+class Merge3Text:
     """3-way merge of texts.
 
     Given strings BASE, OTHER, THIS, tries to produce a combined text
@@ -468,7 +468,7 @@
     return lines
 
 
-class MergeInput(object):
+class MergeInput:
     def __init__(self, fctx, label=None, label_detail=None):
         self.fctx = fctx
         self.label = label
diff -r 55d132525155 -r 642e31cb55f0 mercurial/smartset.py
--- a/mercurial/smartset.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/smartset.py	Mon Feb 21 13:08:28 2022 -0700
@@ -20,7 +20,7 @@
     return pycompat.sysbytes(type(o).__name__).lstrip(b'_')
 
 
-class abstractsmartset(object):
+class abstractsmartset:
     def __nonzero__(self):
         """True if the smartset is not empty"""
         raise NotImplementedError()
diff -r 55d132525155 -r 642e31cb55f0 mercurial/sshpeer.py
--- a/mercurial/sshpeer.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/sshpeer.py	Mon Feb 21 13:08:28 2022 -0700
@@ -47,7 +47,7 @@
                 display(_(b"remote: "), l, b'\n')
 
 
-class doublepipe(object):
+class doublepipe:
     """Operate a side-channel pipe in addition of a main one
 
     The side-channel pipe contains server output to be forwarded to the user
diff -r 55d132525155 -r 642e31cb55f0 mercurial/state.py
--- a/mercurial/state.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/state.py	Mon Feb 21 13:08:28 2022 -0700
@@ -39,7 +39,7 @@
         assert t
 
 
-class cmdstate(object):
+class cmdstate:
     """a wrapper class to store the state of commands like `rebase`, `graft`,
     `histedit`, `shelve` etc. Extensions can also use this to write state files.
 
@@ -102,7 +102,7 @@
         return self._repo.vfs.exists(self.fname)
 
 
-class _statecheck(object):
+class _statecheck:
     """a utility class that deals with multistep operations like graft,
     histedit, bisect, update etc and check whether such commands
     are in an unfinished conditition or not and return appropriate message
diff -r 55d132525155 -r 642e31cb55f0 mercurial/statichttprepo.py
--- a/mercurial/statichttprepo.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/statichttprepo.py	Mon Feb 21 13:08:28 2022 -0700
@@ -34,7 +34,7 @@
 urlreq = util.urlreq
 
 
-class httprangereader(object):
+class httprangereader:
     def __init__(self, url, opener):
         # we assume opener has HTTPRangeHandler
         self.url = url
diff -r 55d132525155 -r 642e31cb55f0 mercurial/statprof.py
--- a/mercurial/statprof.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/statprof.py	Mon Feb 21 13:08:28 2022 -0700
@@ -154,7 +154,7 @@
 ## Collection data structures
 
 
-class ProfileState(object):
+class ProfileState:
     def __init__(self, frequency=None):
         self.reset(frequency)
         self.track = b'cpu'
@@ -202,7 +202,7 @@
 state = ProfileState()
 
 
-class CodeSite(object):
+class CodeSite:
     cache = {}
 
     __slots__ = ('path', 'lineno', 'function', 'source')
@@ -260,7 +260,7 @@
         return '%s:%s' % (self.filename(), self.function)
 
 
-class Sample(object):
+class Sample:
     __slots__ = ('stack', 'time')
 
     def __init__(self, stack, time):
@@ -434,7 +434,7 @@
 ## Reporting API
 
 
-class SiteStats(object):
+class SiteStats:
     def __init__(self, site):
         self.site = site
         self.selfcount = 0
@@ -708,7 +708,7 @@
 
 
 def display_hotpath(data, fp, limit=0.05, **kwargs):
-    class HotNode(object):
+    class HotNode:
         def __init__(self, site):
             self.site = site
             self.count = 0
diff -r 55d132525155 -r 642e31cb55f0 mercurial/store.py
--- a/mercurial/store.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/store.py	Mon Feb 21 13:08:28 2022 -0700
@@ -455,7 +455,7 @@
 FILETYPE_OTHER = FILEFLAGS_OTHER
 
 
-class basicstore(object):
+class basicstore:
     '''base class for local repository stores'''
 
     def __init__(self, path, vfstype):
@@ -601,7 +601,7 @@
         return [b'requires', b'00changelog.i'] + [b'store/' + f for f in _data]
 
 
-class fncache(object):
+class fncache:
     # the filename used to be partially encoded
     # hence the encodedir/decodedir dance
     def __init__(self, vfs):
diff -r 55d132525155 -r 642e31cb55f0 mercurial/streamclone.py
--- a/mercurial/streamclone.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/streamclone.py	Mon Feb 21 13:08:28 2022 -0700
@@ -516,7 +516,7 @@
     nodemap.post_stream_cleanup(repo)
 
 
-class streamcloneapplier(object):
+class streamcloneapplier:
     """Class to manage applying streaming clone bundles.
 
     We need to wrap ``applybundlev1()`` in a dedicated type to enable bundle
diff -r 55d132525155 -r 642e31cb55f0 mercurial/subrepo.py
--- a/mercurial/subrepo.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/subrepo.py	Mon Feb 21 13:08:28 2022 -0700
@@ -220,7 +220,7 @@
 # subrepo classes need to implement the following abstract class:
 
 
-class abstractsubrepo(object):
+class abstractsubrepo:
     def __init__(self, ctx, path):
         """Initialize abstractsubrepo part
 
diff -r 55d132525155 -r 642e31cb55f0 mercurial/tags.py
--- a/mercurial/tags.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/tags.py	Mon Feb 21 13:08:28 2022 -0700
@@ -684,7 +684,7 @@
 _fnodesmissingrec = b'\xff' * 24
 
 
-class hgtagsfnodescache(object):
+class hgtagsfnodescache:
     """Persistent cache mapping revisions to .hgtags filenodes.
 
     The cache is an array of records. Each item in the array corresponds to
diff -r 55d132525155 -r 642e31cb55f0 mercurial/templater.py
--- a/mercurial/templater.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/templater.py	Mon Feb 21 13:08:28 2022 -0700
@@ -626,7 +626,7 @@
     return s[1:-1]
 
 
-class resourcemapper(object):  # pytype: disable=ignored-metaclass
+class resourcemapper:  # pytype: disable=ignored-metaclass
     """Mapper of internal template resources"""
 
     __metaclass__ = abc.ABCMeta
@@ -663,7 +663,7 @@
         return {}
 
 
-class engine(object):
+class engine:
     """template expansion engine.
 
     template expansion works like this. a map file contains key=value
@@ -919,7 +919,7 @@
     return cache, tmap, aliases
 
 
-class loader(object):
+class loader:
     """Load template fragments optionally from a map file"""
 
     def __init__(self, cache, aliases):
@@ -994,7 +994,7 @@
         return syms
 
 
-class templater(object):
+class templater:
     def __init__(
         self,
         filters=None,
diff -r 55d132525155 -r 642e31cb55f0 mercurial/templateutil.py
--- a/mercurial/templateutil.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/templateutil.py	Mon Feb 21 13:08:28 2022 -0700
@@ -31,7 +31,7 @@
     pass
 
 
-class wrapped(object):  # pytype: disable=ignored-metaclass
+class wrapped:  # pytype: disable=ignored-metaclass
     """Object requiring extra conversion prior to displaying or processing
     as value
 
@@ -108,7 +108,7 @@
         """
 
 
-class mappable(object):  # pytype: disable=ignored-metaclass
+class mappable:  # pytype: disable=ignored-metaclass
     """Object which can be converted to a single template mapping"""
 
     __metaclass__ = abc.ABCMeta
diff -r 55d132525155 -r 642e31cb55f0 mercurial/ui.py
--- a/mercurial/ui.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/ui.py	Mon Feb 21 13:08:28 2022 -0700
@@ -169,7 +169,7 @@
     return pycompat.rapply(pycompat.bytesurl, maybestr)
 
 
-class httppasswordmgrdbproxy(object):
+class httppasswordmgrdbproxy:
     """Delays loading urllib2 until it's needed."""
 
     def __init__(self):
@@ -207,7 +207,7 @@
 _reqexithandlers = []
 
 
-class ui(object):
+class ui:
     def __init__(self, src=None):
         """Create a fresh new ui object if no src given
 
diff -r 55d132525155 -r 642e31cb55f0 mercurial/unionrepo.py
--- a/mercurial/unionrepo.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/unionrepo.py	Mon Feb 21 13:08:28 2022 -0700
@@ -209,7 +209,7 @@
         return False
 
 
-class unionrepository(object):
+class unionrepository:
     """Represents the union of data in 2 repositories.
 
     Instances are not usable if constructed directly. Use ``instance()``
diff -r 55d132525155 -r 642e31cb55f0 mercurial/upgrade_utils/actions.py
--- a/mercurial/upgrade_utils/actions.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/upgrade_utils/actions.py	Mon Feb 21 13:08:28 2022 -0700
@@ -45,7 +45,7 @@
 OPTIMISATION = b'optimization'
 
 
-class improvement(object):
+class improvement:
     """Represents an improvement that can be made as part of an upgrade."""
 
     ### The following attributes should be defined for each subclass:
@@ -684,7 +684,7 @@
     return newactions
 
 
-class UpgradeOperation(object):
+class UpgradeOperation:
     """represent the work to be done during an upgrade"""
 
     def __init__(
diff -r 55d132525155 -r 642e31cb55f0 mercurial/url.py
--- a/mercurial/url.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/url.py	Mon Feb 21 13:08:28 2022 -0700
@@ -50,7 +50,7 @@
     return s
 
 
-class passwordmgr(object):
+class passwordmgr:
     def __init__(self, ui, passwddb):
         self.ui = ui
         self.passwddb = passwddb
diff -r 55d132525155 -r 642e31cb55f0 mercurial/urllibcompat.py
--- a/mercurial/urllibcompat.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/urllibcompat.py	Mon Feb 21 13:08:28 2022 -0700
@@ -17,7 +17,7 @@
 _sysstr = pycompat.sysstr
 
 
-class _pycompatstub(object):
+class _pycompatstub:
     def __init__(self):
         self._aliases = {}
 
diff -r 55d132525155 -r 642e31cb55f0 mercurial/util.py
--- a/mercurial/util.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/util.py	Mon Feb 21 13:08:28 2022 -0700
@@ -231,7 +231,7 @@
     assert k in DIGESTS
 
 
-class digester(object):
+class digester:
     """helper to compute digests.
 
     This helper can be used to compute one or more digests given their name.
@@ -279,7 +279,7 @@
         return None
 
 
-class digestchecker(object):
+class digestchecker:
     """file handle wrapper that additionally checks content against a given
     size and digests.
 
@@ -329,7 +329,7 @@
 _chunksize = 4096
 
 
-class bufferedinputpipe(object):
+class bufferedinputpipe:
     """a manually buffered input pipe
 
     Python will not let us use buffered IO and lazy reading with 'polling' at
@@ -457,7 +457,7 @@
         raise
 
 
-class fileobjectproxy(object):
+class fileobjectproxy:
     """A proxy around file objects that tells a watcher when events occur.
 
     This type is intended to only be used for testing purposes. Think hard
@@ -693,7 +693,7 @@
 }
 
 
-class socketproxy(object):
+class socketproxy:
     """A proxy around a socket that tells a watcher when events occur.
 
     This is like ``fileobjectproxy`` except for sockets.
@@ -816,7 +816,7 @@
         )
 
 
-class baseproxyobserver(object):
+class baseproxyobserver:
     def __init__(self, fh, name, logdata, logdataapis):
         self.fh = fh
         self.name = name
@@ -1256,7 +1256,7 @@
     return f
 
 
-class cow(object):
+class cow:
     """helper class to make copy-on-write easier
 
     Call preparewrite before doing any writes.
@@ -1349,7 +1349,7 @@
     """
 
 
-class transactional(object):  # pytype: disable=ignored-metaclass
+class transactional:  # pytype: disable=ignored-metaclass
     """Base class for making a transactional type into a context manager."""
 
     __metaclass__ = abc.ABCMeta
@@ -1400,7 +1400,7 @@
     yield enter_result
 
 
-class _lrucachenode(object):
+class _lrucachenode:
     """A node in a doubly linked list.
 
     Holds a reference to nodes on either side as well as a key-value
@@ -1424,7 +1424,7 @@
         self.cost = 0
 
 
-class lrucachedict(object):
+class lrucachedict:
     """Dict that caches most recent accesses and sets.
 
     The dict consists of an actual backing dict - indexed by original
@@ -1755,7 +1755,7 @@
     return f
 
 
-class propertycache(object):
+class propertycache:
     def __init__(self, func):
         self.func = func
         self.name = func.__name__
@@ -2214,7 +2214,7 @@
     _re2 = False
 
 
-class _re(object):
+class _re:
     def _checkre2(self):
         global _re2
         global _re2_input
@@ -2416,7 +2416,7 @@
     return temp
 
 
-class filestat(object):
+class filestat:
     """help to exactly detect change of a file
 
     'stat' attribute is result of 'os.stat()' if specified 'path'
@@ -2522,7 +2522,7 @@
         return not self == other
 
 
-class atomictempfile(object):
+class atomictempfile:
     """writable file object that atomically updates a file
 
     All writes will go to a temporary copy of the original file. Call
@@ -2665,7 +2665,7 @@
         fp.write(text)
 
 
-class chunkbuffer(object):
+class chunkbuffer:
     """Allow arbitrary sized chunks of data to be efficiently read from an
     iterator over chunks of arbitrary size."""
 
@@ -2770,7 +2770,7 @@
         yield s
 
 
-class cappedreader(object):
+class cappedreader:
     """A file object proxy that allows reading up to N bytes.
 
     Given a source file object, instances of this type allow reading up to
@@ -2858,7 +2858,7 @@
 )
 
 
-class transformingwriter(object):
+class transformingwriter:
     """Writable file wrapper to transform data by function"""
 
     def __init__(self, fp, encode):
@@ -2966,7 +2966,7 @@
 
 
 @attr.s
-class timedcmstats(object):
+class timedcmstats:
     """Stats information produced by the timedcm context manager on entering."""
 
     # the starting value of the timer as a float (meaning and resulution is
@@ -3067,7 +3067,7 @@
         raise error.ParseError(_(b"couldn't parse size: %s") % s)
 
 
-class hooks(object):
+class hooks:
     """A collection of hook functions that can be used to extend a
     function's behavior. Hooks are called in lexicographic order,
     based on the names of their sources."""
diff -r 55d132525155 -r 642e31cb55f0 mercurial/utils/cborutil.py
--- a/mercurial/utils/cborutil.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/utils/cborutil.py	Mon Feb 21 13:08:28 2022 -0700
@@ -483,7 +483,7 @@
         return self
 
 
-class sansiodecoder(object):
+class sansiodecoder:
     """A CBOR decoder that doesn't perform its own I/O.
 
     To use, construct an instance and feed it segments containing
@@ -976,7 +976,7 @@
         return l
 
 
-class bufferingdecoder(object):
+class bufferingdecoder:
     """A CBOR decoder that buffers undecoded input.
 
     This is a glorified wrapper around ``sansiodecoder`` that adds a buffering
diff -r 55d132525155 -r 642e31cb55f0 mercurial/utils/compression.py
--- a/mercurial/utils/compression.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/utils/compression.py	Mon Feb 21 13:08:28 2022 -0700
@@ -32,7 +32,7 @@
 )
 
 
-class propertycache(object):
+class propertycache:
     def __init__(self, func):
         self.func = func
         self.name = func.__name__
@@ -47,7 +47,7 @@
         obj.__dict__[self.name] = value
 
 
-class compressormanager(object):
+class compressormanager:
     """Holds registrations of various compression engines.
 
     This class essentially abstracts the differences between compression
@@ -219,7 +219,7 @@
 compengines = compressormanager()
 
 
-class compressionengine(object):
+class compressionengine:
     """Base class for compression engines.
 
     Compression engines must implement the interface defined by this class.
@@ -338,7 +338,7 @@
         raise NotImplementedError()
 
 
-class _CompressedStreamReader(object):
+class _CompressedStreamReader:
     def __init__(self, fh):
         if safehasattr(fh, 'unbufferedread'):
             self._reader = fh.unbufferedread
@@ -482,7 +482,7 @@
     def decompressorreader(self, fh):
         return _GzipCompressedStreamReader(fh)
 
-    class zlibrevlogcompressor(object):
+    class zlibrevlogcompressor:
         def __init__(self, level=None):
             self._level = level
 
@@ -626,7 +626,7 @@
     def decompressorreader(self, fh):
         return fh
 
-    class nooprevlogcompressor(object):
+    class nooprevlogcompressor:
         def compress(self, data):
             return None
 
@@ -698,7 +698,7 @@
     def decompressorreader(self, fh):
         return _ZstdCompressedStreamReader(fh, self._module)
 
-    class zstdrevlogcompressor(object):
+    class zstdrevlogcompressor:
         def __init__(self, zstd, level=3):
             # TODO consider omitting frame magic to save 4 bytes.
             # This writes content sizes into the frame header. That is
@@ -782,7 +782,7 @@
 
     # We need to format the docstring. So use a dummy object/type to hold it
     # rather than mutating the original.
-    class docobject(object):
+    class docobject:
         pass
 
     for name in compengines:
diff -r 55d132525155 -r 642e31cb55f0 mercurial/utils/procutil.py
--- a/mercurial/utils/procutil.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/utils/procutil.py	Mon Feb 21 13:08:28 2022 -0700
@@ -59,7 +59,7 @@
         raise IOError(errno.EBADF, 'Bad file descriptor')
 
 
-class LineBufferedWrapper(object):
+class LineBufferedWrapper:
     def __init__(self, orig):
         self.orig = orig
 
@@ -98,7 +98,7 @@
     return stream
 
 
-class WriteAllWrapper(object):
+class WriteAllWrapper:
     def __init__(self, orig):
         self.orig = orig
 
@@ -193,7 +193,7 @@
     return _(b"killed by signal %d") % -code
 
 
-class _pfile(object):
+class _pfile:
     """File-like wrapper for a stream opened by subprocess.Popen()"""
 
     def __init__(self, proc, fp):
diff -r 55d132525155 -r 642e31cb55f0 mercurial/utils/stringutil.py
--- a/mercurial/utils/stringutil.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/utils/stringutil.py	Mon Feb 21 13:08:28 2022 -0700
@@ -496,7 +496,7 @@
 
 
 @attr.s(hash=True)
-class mailmapping(object):
+class mailmapping:
     """Represents a username/email key or value in
     a mailmap file"""
 
diff -r 55d132525155 -r 642e31cb55f0 mercurial/utils/urlutil.py
--- a/mercurial/utils/urlutil.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/utils/urlutil.py	Mon Feb 21 13:08:28 2022 -0700
@@ -54,7 +54,7 @@
         )
 
 
-class url(object):
+class url:
     r"""Reliable URL parser.
 
     This parses URLs and provides attributes for the following
@@ -832,7 +832,7 @@
     return new_paths
 
 
-class path(object):
+class path:
     """Represents an individual path and its configuration."""
 
     def __init__(
diff -r 55d132525155 -r 642e31cb55f0 mercurial/verify.py
--- a/mercurial/verify.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/verify.py	Mon Feb 21 13:08:28 2022 -0700
@@ -54,7 +54,7 @@
 )
 
 
-class verifier(object):
+class verifier:
     def __init__(self, repo, level=None):
         self.repo = repo.unfiltered()
         self.ui = repo.ui
diff -r 55d132525155 -r 642e31cb55f0 mercurial/vfs.py
--- a/mercurial/vfs.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/vfs.py	Mon Feb 21 13:08:28 2022 -0700
@@ -46,7 +46,7 @@
         checkandavoid()
 
 
-class abstractvfs(object):
+class abstractvfs:
     """Abstract base class; cannot be instantiated"""
 
     # default directory separator for vfs
@@ -606,7 +606,7 @@
         return self.vfs.join(path, *insidef)
 
 
-class closewrapbase(object):
+class closewrapbase:
     """Base class of wrapper, which hooks closing
 
     Do not instantiate outside of the vfs layer.
@@ -652,7 +652,7 @@
         self._closer.close(self._origfh)
 
 
-class backgroundfilecloser(object):
+class backgroundfilecloser:
     """Coordinates background closing of file handles on multiple threads."""
 
     def __init__(self, ui, expectedcount=-1):
diff -r 55d132525155 -r 642e31cb55f0 mercurial/windows.py
--- a/mercurial/windows.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/windows.py	Mon Feb 21 13:08:28 2022 -0700
@@ -53,7 +53,7 @@
 umask = 0o022
 
 
-class mixedfilemodewrapper(object):
+class mixedfilemodewrapper:
     """Wraps a file handle when it is opened in read/write mode.
 
     fopen() and fdopen() on Windows have a specific-to-Windows requirement
@@ -130,7 +130,7 @@
         return self._fp.readlines(*args, **kwargs)
 
 
-class fdproxy(object):
+class fdproxy:
     """Wraps osutil.posixfile() to override the name attribute to reflect the
     underlying file name.
     """
@@ -214,7 +214,7 @@
     return encoding.unitolocal(pw)
 
 
-class winstdout(object):
+class winstdout:
     """Some files on Windows misbehave.
 
     When writing to a broken pipe, EINVAL instead of EPIPE may be raised.
@@ -658,7 +658,7 @@
     return False
 
 
-class cachestat(object):
+class cachestat:
     def __init__(self, path):
         pass
 
diff -r 55d132525155 -r 642e31cb55f0 mercurial/wireprotoframing.py
--- a/mercurial/wireprotoframing.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/wireprotoframing.py	Mon Feb 21 13:08:28 2022 -0700
@@ -134,7 +134,7 @@
 
 
 @attr.s(slots=True)
-class frameheader(object):
+class frameheader:
     """Represents the data in a frame header."""
 
     length = attr.ib()
@@ -146,7 +146,7 @@
 
 
 @attr.s(slots=True, repr=False)
-class frame(object):
+class frame:
     """Represents a parsed frame."""
 
     requestid = attr.ib()
@@ -589,7 +589,7 @@
     )
 
 
-class bufferingcommandresponseemitter(object):
+class bufferingcommandresponseemitter:
     """Helper object to emit command response frames intelligently.
 
     Raw command response data is likely emitted in chunks much smaller
@@ -699,7 +699,7 @@
 # mechanism.
 
 
-class identityencoder(object):
+class identityencoder:
     """Encoder for the "identity" stream encoding profile."""
 
     def __init__(self, ui):
@@ -715,7 +715,7 @@
         return b''
 
 
-class identitydecoder(object):
+class identitydecoder:
     """Decoder for the "identity" stream encoding profile."""
 
     def __init__(self, ui, extraobjs):
@@ -728,7 +728,7 @@
         return data
 
 
-class zlibencoder(object):
+class zlibencoder:
     def __init__(self, ui):
         import zlib
 
@@ -749,7 +749,7 @@
         return res
 
 
-class zlibdecoder(object):
+class zlibdecoder:
     def __init__(self, ui, extraobjs):
         import zlib
 
@@ -764,7 +764,7 @@
         return self._decompressor.decompress(data)
 
 
-class zstdbaseencoder(object):
+class zstdbaseencoder:
     def __init__(self, level):
         from . import zstd
 
@@ -792,7 +792,7 @@
         super(zstd8mbencoder, self).__init__(3)
 
 
-class zstdbasedecoder(object):
+class zstdbasedecoder:
     def __init__(self, maxwindowsize):
         from . import zstd
 
@@ -842,7 +842,7 @@
     STREAM_ENCODERS_ORDER.append(b'identity')
 
 
-class stream(object):
+class stream:
     """Represents a logical unidirectional series of frames."""
 
     def __init__(self, streamid, active=False):
@@ -995,7 +995,7 @@
 }
 
 
-class serverreactor(object):
+class serverreactor:
     """Holds state of a server handling frame-based protocol requests.
 
     This class is the "brain" of the unified frame-based protocol server
@@ -1683,7 +1683,7 @@
         return self._makeerrorresult(_(b'server already errored'))
 
 
-class commandrequest(object):
+class commandrequest:
     """Represents a request to run a command."""
 
     def __init__(self, requestid, name, args, datafh=None, redirect=None):
@@ -1695,7 +1695,7 @@
         self.state = b'pending'
 
 
-class clientreactor(object):
+class clientreactor:
     """Holds state of a client issuing frame-based protocol requests.
 
     This is like ``serverreactor`` but for client-side state.
diff -r 55d132525155 -r 642e31cb55f0 mercurial/wireprotoserver.py
--- a/mercurial/wireprotoserver.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/wireprotoserver.py	Mon Feb 21 13:08:28 2022 -0700
@@ -56,7 +56,7 @@
 
 
 @interfaceutil.implementer(wireprototypes.baseprotocolhandler)
-class httpv1protocolhandler(object):
+class httpv1protocolhandler:
     def __init__(self, req, ui, checkperm):
         self._req = req
         self._ui = ui
@@ -374,7 +374,7 @@
 
 
 @interfaceutil.implementer(wireprototypes.baseprotocolhandler)
-class sshv1protocolhandler(object):
+class sshv1protocolhandler:
     """Handler for requests services via version 1 of SSH protocol."""
 
     def __init__(self, ui, fin, fout):
@@ -520,7 +520,7 @@
             )
 
 
-class sshserver(object):
+class sshserver:
     def __init__(self, ui, repo, logfh=None):
         self._ui = ui
         self._repo = repo
diff -r 55d132525155 -r 642e31cb55f0 mercurial/wireprototypes.py
--- a/mercurial/wireprototypes.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/wireprototypes.py	Mon Feb 21 13:08:28 2022 -0700
@@ -39,14 +39,14 @@
 }
 
 
-class bytesresponse(object):
+class bytesresponse:
     """A wire protocol response consisting of raw bytes."""
 
     def __init__(self, data):
         self.data = data
 
 
-class ooberror(object):
+class ooberror:
     """wireproto reply: failure of a batch of operation
 
     Something failed during a batch call. The error message is stored in
@@ -57,7 +57,7 @@
         self.message = message
 
 
-class pushres(object):
+class pushres:
     """wireproto reply: success with simple integer return
 
     The call was successful and returned an integer contained in `self.res`.
@@ -68,7 +68,7 @@
         self.output = output
 
 
-class pusherr(object):
+class pusherr:
     """wireproto reply: failure
 
     The call failed. The `self.res` attribute contains the error message.
@@ -79,7 +79,7 @@
         self.output = output
 
 
-class streamres(object):
+class streamres:
     """wireproto reply: binary stream
 
     The call was successful and the result is a stream.
@@ -96,7 +96,7 @@
         self.prefer_uncompressed = prefer_uncompressed
 
 
-class streamreslegacy(object):
+class streamreslegacy:
     """wireproto reply: uncompressed binary stream
 
     The call was successful and the result is a stream.
@@ -243,7 +243,7 @@
         """
 
 
-class commandentry(object):
+class commandentry:
     """Represents a declared wire protocol command."""
 
     def __init__(
@@ -406,7 +406,7 @@
 
 
 @attr.s
-class encodedresponse(object):
+class encodedresponse:
     """Represents response data that is already content encoded.
 
     Wire protocol version 2 only.
@@ -420,7 +420,7 @@
 
 
 @attr.s
-class alternatelocationresponse(object):
+class alternatelocationresponse:
     """Represents a response available at an alternate location.
 
     Instances are sent in place of actual response objects when the server
@@ -439,7 +439,7 @@
 
 
 @attr.s
-class indefinitebytestringresponse(object):
+class indefinitebytestringresponse:
     """Represents an object to be encoded to an indefinite length bytestring.
 
     Instances are initialized from an iterable of chunks, with each chunk being
diff -r 55d132525155 -r 642e31cb55f0 mercurial/wireprotov1peer.py
--- a/mercurial/wireprotov1peer.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/wireprotov1peer.py	Mon Feb 21 13:08:28 2022 -0700
@@ -109,7 +109,7 @@
 
 
 @interfaceutil.implementer(repository.ipeercommandexecutor)
-class peerexecutor(object):
+class peerexecutor:
     def __init__(self, peer):
         self._peer = peer
         self._sent = False
diff -r 55d132525155 -r 642e31cb55f0 mercurial/worker.py
--- a/mercurial/worker.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/worker.py	Mon Feb 21 13:08:28 2022 -0700
@@ -68,7 +68,7 @@
     return threading.current_thread() == threading.main_thread()
 
 
-class _blockingreader(object):
+class _blockingreader:
     def __init__(self, wrapped):
         self._wrapped = wrapped
 
diff -r 55d132525155 -r 642e31cb55f0 setup.py
--- a/setup.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/setup.py	Mon Feb 21 13:08:28 2022 -0700
@@ -213,7 +213,7 @@
     return p.returncode, out, err
 
 
-class hgcommand(object):
+class hgcommand:
     def __init__(self, cmd, env):
         self.cmd = cmd
         self.env = env
@@ -1528,7 +1528,7 @@
     # the cygwinccompiler package is not available on some Python
     # distributions like the ones from the optware project for Synology
     # DiskStation boxes
-    class HackedMingw32CCompiler(object):
+    class HackedMingw32CCompiler:
         pass
 
 
diff -r 55d132525155 -r 642e31cb55f0 tests/drawdag.py
--- a/tests/drawdag.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/drawdag.py	Mon Feb 21 13:08:28 2022 -0700
@@ -265,7 +265,7 @@
     return dict(edges)
 
 
-class simplefilectx(object):
+class simplefilectx:
     def __init__(self, path, data):
         self._data = data
         self._path = path
diff -r 55d132525155 -r 642e31cb55f0 tests/dumbhttp.py
--- a/tests/dumbhttp.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/dumbhttp.py	Mon Feb 21 13:08:28 2022 -0700
@@ -37,7 +37,7 @@
         sys.stderr.flush()
 
 
-class simplehttpservice(object):
+class simplehttpservice:
     def __init__(self, host, port):
         self.address = (host, port)
 
diff -r 55d132525155 -r 642e31cb55f0 tests/httpserverauth.py
--- a/tests/httpserverauth.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/httpserverauth.py	Mon Feb 21 13:08:28 2022 -0700
@@ -16,7 +16,7 @@
     return parsed
 
 
-class digestauthserver(object):
+class digestauthserver:
     def __init__(self):
         self._user_hashes = {}
 
diff -r 55d132525155 -r 642e31cb55f0 tests/mocktime.py
--- a/tests/mocktime.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/mocktime.py	Mon Feb 21 13:08:28 2022 -0700
@@ -2,7 +2,7 @@
 import time
 
 
-class mocktime(object):
+class mocktime:
     def __init__(self, increment):
         self.time = 0
         self.increment = [float(s) for s in increment.split()]
diff -r 55d132525155 -r 642e31cb55f0 tests/run-tests.py
--- a/tests/run-tests.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/run-tests.py	Mon Feb 21 13:08:28 2022 -0700
@@ -171,7 +171,7 @@
     # Windows lacks os.environb, for instance.  A proxy over the real thing
     # instead of a copy allows the environment to be updated via bytes on
     # all platforms.
-    class environbytes(object):
+    class environbytes:
         def __init__(self, strenv):
             self.__len__ = strenv.__len__
             self.clear = strenv.clear
@@ -2983,7 +2983,7 @@
     testdescs.sort(key=sortkey)
 
 
-class TestRunner(object):
+class TestRunner:
     """Holds context for executing tests.
 
     Tests rely on a lot of state. This object holds it for them.
diff -r 55d132525155 -r 642e31cb55f0 tests/simplestorerepo.py
--- a/tests/simplestorerepo.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/simplestorerepo.py	Mon Feb 21 13:08:28 2022 -0700
@@ -70,7 +70,7 @@
 
 @interfaceutil.implementer(repository.irevisiondelta)
 @attr.s(slots=True)
-class simplestorerevisiondelta(object):
+class simplestorerevisiondelta:
     node = attr.ib()
     p1node = attr.ib()
     p2node = attr.ib()
@@ -84,14 +84,14 @@
 
 @interfaceutil.implementer(repository.iverifyproblem)
 @attr.s(frozen=True)
-class simplefilestoreproblem(object):
+class simplefilestoreproblem:
     warning = attr.ib(default=None)
     error = attr.ib(default=None)
     node = attr.ib(default=None)
 
 
 @interfaceutil.implementer(repository.ifilestorage)
-class filestorage(object):
+class filestorage:
     """Implements storage for a tracked path.
 
     Data is stored in the VFS in a directory corresponding to the tracked
diff -r 55d132525155 -r 642e31cb55f0 tests/test-absorb-filefixupstate.py
--- a/tests/test-absorb-filefixupstate.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/test-absorb-filefixupstate.py	Mon Feb 21 13:08:28 2022 -0700
@@ -3,7 +3,7 @@
 from hgext import absorb
 
 
-class simplefctx(object):
+class simplefctx:
     def __init__(self, content):
         self.content = content
 
diff -r 55d132525155 -r 642e31cb55f0 tests/test-ancestor.py
--- a/tests/test-ancestor.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/test-ancestor.py	Mon Feb 21 13:08:28 2022 -0700
@@ -62,7 +62,7 @@
     return ancs
 
 
-class naiveincrementalmissingancestors(object):
+class naiveincrementalmissingancestors:
     def __init__(self, ancs, bases):
         self.ancs = ancs
         self.bases = set(bases)
diff -r 55d132525155 -r 642e31cb55f0 tests/test-batching.py
--- a/tests/test-batching.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/test-batching.py	Mon Feb 21 13:08:28 2022 -0700
@@ -20,7 +20,7 @@
 
 
 # equivalent of repo.repository
-class thing(object):
+class thing:
     def hello(self):
         return b"Ready."
 
@@ -107,7 +107,7 @@
 # server side
 
 # equivalent of wireproto's global functions
-class server(object):
+class server:
     def __init__(self, local):
         self.local = local
 
diff -r 55d132525155 -r 642e31cb55f0 tests/test-check-interfaces.py
--- a/tests/test-check-interfaces.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/test-check-interfaces.py	Mon Feb 21 13:08:28 2022 -0700
@@ -80,7 +80,7 @@
 
 
 # Facilitates testing localpeer.
-class dummyrepo(object):
+class dummyrepo:
     def __init__(self):
         self.ui = uimod.ui()
         self._wanted_sidedata = set()
@@ -92,7 +92,7 @@
         pass
 
 
-class dummyopener(object):
+class dummyopener:
     handlers = []
 
 
@@ -108,7 +108,7 @@
         pass
 
 
-class dummypipe(object):
+class dummypipe:
     def close(self):
         pass
 
diff -r 55d132525155 -r 642e31cb55f0 tests/test-extensions-wrapfunction.py
--- a/tests/test-extensions-wrapfunction.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/test-extensions-wrapfunction.py	Mon Feb 21 13:08:28 2022 -0700
@@ -16,7 +16,7 @@
 wrappers = [genwrapper(i) for i in range(5)]
 
 
-class dummyclass(object):
+class dummyclass:
     def getstack(self):
         return ['orig']
 
@@ -67,7 +67,7 @@
 print('context manager', dummy.getstack())
 
 # Wrap callable object which has no __name__
-class callableobj(object):
+class callableobj:
     def __call__(self):
         return ['orig']
 
diff -r 55d132525155 -r 642e31cb55f0 tests/test-fastannotate-revmap.py
--- a/tests/test-fastannotate-revmap.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/test-fastannotate-revmap.py	Mon Feb 21 13:08:28 2022 -0700
@@ -169,7 +169,7 @@
     os.unlink(path2)
 
 
-class fakefctx(object):
+class fakefctx:
     def __init__(self, node, path=None):
         self._node = node
         self._path = path
diff -r 55d132525155 -r 642e31cb55f0 tests/test-filecache.py
--- a/tests/test-filecache.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/test-filecache.py	Mon Feb 21 13:08:28 2022 -0700
@@ -35,11 +35,11 @@
     xrange = range
 
 
-class fakerepo(object):
+class fakerepo:
     def __init__(self):
         self._filecache = {}
 
-    class fakevfs(object):
+    class fakevfs:
         def join(self, p):
             return p
 
diff -r 55d132525155 -r 642e31cb55f0 tests/test-hashutil.py
--- a/tests/test-hashutil.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/test-hashutil.py	Mon Feb 21 13:08:28 2022 -0700
@@ -12,7 +12,7 @@
     sha1dc = None
 
 
-class hashertestsbase(object):
+class hashertestsbase:
     def test_basic_hash(self):
         h = self.hasher()
         h.update(b'foo')
diff -r 55d132525155 -r 642e31cb55f0 tests/test-lock.py
--- a/tests/test-lock.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/test-lock.py	Mon Feb 21 13:08:28 2022 -0700
@@ -35,7 +35,7 @@
         return super(lockwrapper, self)._getpid() + self._pidoffset
 
 
-class teststate(object):
+class teststate:
     def __init__(self, testcase, dir, pidoffset=0):
         self._testcase = testcase
         self._acquirecalled = False
diff -r 55d132525155 -r 642e31cb55f0 tests/test-manifest.py
--- a/tests/test-manifest.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/test-manifest.py	Mon Feb 21 13:08:28 2022 -0700
@@ -74,7 +74,7 @@
 )
 
 
-class basemanifesttests(object):
+class basemanifesttests:
     def parsemanifest(self, text):
         raise NotImplementedError('parsemanifest not implemented by test case')
 
diff -r 55d132525155 -r 642e31cb55f0 tests/test-remotefilelog-datapack.py
--- a/tests/test-remotefilelog-datapack.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/test-remotefilelog-datapack.py	Mon Feb 21 13:08:28 2022 -0700
@@ -35,7 +35,7 @@
 )
 
 
-class datapacktestsbase(object):
+class datapacktestsbase:
     def __init__(self, datapackreader, paramsavailable):
         self.datapackreader = datapackreader
         self.paramsavailable = paramsavailable
diff -r 55d132525155 -r 642e31cb55f0 tests/test-revlog-raw.py
--- a/tests/test-revlog-raw.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/test-revlog-raw.py	Mon Feb 21 13:08:28 2022 -0700
@@ -19,7 +19,7 @@
 )
 
 
-class _NoTransaction(object):
+class _NoTransaction:
     """transaction like object to update the nodemap outside a transaction"""
 
     def __init__(self):
@@ -150,7 +150,7 @@
     code path, which is not covered by "appendrev" alone.
     """
 
-    class dummychangegroup(object):
+    class dummychangegroup:
         @staticmethod
         def deltachunk(pnode):
             pnode = pnode or rlog.nullid
diff -r 55d132525155 -r 642e31cb55f0 tests/test-rust-discovery.py
--- a/tests/test-rust-discovery.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/test-rust-discovery.py	Mon Feb 21 13:08:28 2022 -0700
@@ -31,12 +31,12 @@
 )
 
 
-class fakechangelog(object):
+class fakechangelog:
     def __init__(self, idx):
         self.index = idx
 
 
-class fakerepo(object):
+class fakerepo:
     def __init__(self, idx):
         """Just make so that self.changelog.index is the given idx."""
         self.changelog = fakechangelog(idx)
diff -r 55d132525155 -r 642e31cb55f0 tests/test-simplekeyvaluefile.py
--- a/tests/test-simplekeyvaluefile.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/test-simplekeyvaluefile.py	Mon Feb 21 13:08:28 2022 -0700
@@ -7,7 +7,7 @@
 )
 
 
-class mockfile(object):
+class mockfile:
     def __init__(self, name, fs):
         self.name = name
         self.fs = fs
@@ -25,7 +25,7 @@
         return self.fs.contents[self.name]
 
 
-class mockvfs(object):
+class mockvfs:
     def __init__(self):
         self.contents = {}
 
diff -r 55d132525155 -r 642e31cb55f0 tests/test-sshserver.py
--- a/tests/test-sshserver.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/test-sshserver.py	Mon Feb 21 13:08:28 2022 -0700
@@ -38,12 +38,12 @@
     return wireprotoserver.sshserver(ui, repo)
 
 
-class mockrepo(object):
+class mockrepo:
     def __init__(self, ui):
         self.ui = ui
 
 
-class mockui(object):
+class mockui:
     def __init__(self, inbytes):
         self.fin = io.BytesIO(inbytes)
         self.fout = io.BytesIO()
diff -r 55d132525155 -r 642e31cb55f0 tests/test-wireproto.py
--- a/tests/test-wireproto.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/test-wireproto.py	Mon Feb 21 13:08:28 2022 -0700
@@ -14,7 +14,7 @@
 stringio = util.stringio
 
 
-class proto(object):
+class proto:
     def __init__(self, args):
         self.args = args
         self.name = 'dummyproto'
@@ -76,7 +76,7 @@
         return {b'name': mangle(name)}, unmangle
 
 
-class serverrepo(object):
+class serverrepo:
     def __init__(self, ui):
         self.ui = ui
 
diff -r 55d132525155 -r 642e31cb55f0 tests/testlib/badserverext.py
--- a/tests/testlib/badserverext.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/testlib/badserverext.py	Mon Feb 21 13:08:28 2022 -0700
@@ -90,7 +90,7 @@
 )
 
 
-class ConditionTracker(object):
+class ConditionTracker:
     def __init__(
         self,
         close_after_recv_bytes,
@@ -256,7 +256,7 @@
 
 
 # We can't adjust __class__ on a socket instance. So we define a proxy type.
-class socketproxy(object):
+class socketproxy:
     __slots__ = ('_orig', '_logfp', '_cond')
 
     def __init__(self, obj, logfp, condition_tracked):
@@ -300,7 +300,7 @@
 
 
 # We can't adjust __class__ on socket._fileobject, so define a proxy.
-class fileobjectproxy(object):
+class fileobjectproxy:
     __slots__ = ('_orig', '_logfp', '_cond')
 
     def __init__(self, obj, logfp, condition_tracked):