mercurial/templatekw.py
changeset 43077 687b865b95ad
parent 43076 2372284d9457
child 43106 d783f945a701
--- a/mercurial/templatekw.py	Sun Oct 06 09:45:02 2019 -0400
+++ b/mercurial/templatekw.py	Sun Oct 06 09:48:39 2019 -0400
@@ -41,13 +41,13 @@
 
 def getlatesttags(context, mapping, pattern=None):
     '''return date, distance and name for the latest tag of rev'''
-    repo = context.resource(mapping, 'repo')
-    ctx = context.resource(mapping, 'ctx')
-    cache = context.resource(mapping, 'cache')
+    repo = context.resource(mapping, b'repo')
+    ctx = context.resource(mapping, b'ctx')
+    cache = context.resource(mapping, b'cache')
 
-    cachename = 'latesttags'
+    cachename = b'latesttags'
     if pattern is not None:
-        cachename += '-' + pattern
+        cachename += b'-' + pattern
         match = stringutil.stringmatcher(pattern)[2]
     else:
         match = util.always
@@ -55,7 +55,7 @@
     if cachename not in cache:
         # Cache mapping from rev to a tuple with tag date, tag
         # distance and tag name
-        cache[cachename] = {-1: (0, 0, ['null'])}
+        cache[cachename] = {-1: (0, 0, [b'null'])}
     latesttags = cache[cachename]
 
     rev = ctx.rev()
@@ -68,7 +68,7 @@
         tags = [
             t
             for t in ctx.tags()
-            if (repo.tagtype(t) and repo.tagtype(t) != 'local' and match(t))
+            if (repo.tagtype(t) and repo.tagtype(t) != b'local' and match(t))
         ]
         if tags:
             latesttags[rev] = ctx.date()[0], 0, [t for t in sorted(tags)]
@@ -87,10 +87,10 @@
                         if ctx.rev() is None:
                             # only() doesn't support wdir
                             prevs = [c.rev() for c in ctx.parents()]
-                            changes = repo.revs('only(%ld, %s)', prevs, tag)
+                            changes = repo.revs(b'only(%ld, %s)', prevs, tag)
                             changessincetag = len(changes) + 1
                         else:
-                            changes = repo.revs('only(%d, %s)', ctx.rev(), tag)
+                            changes = repo.revs(b'only(%d, %s)', ctx.rev(), tag)
                             changessincetag = len(changes)
                         # Smallest number of changes since tag wins. Date is
                         # used as tiebreaker.
@@ -113,143 +113,145 @@
     _ = pycompat.identity  # temporarily disable gettext
     # i18n: column positioning for "hg log"
     columns = _(
-        'bookmark:    %s\n'
-        'branch:      %s\n'
-        'changeset:   %s\n'
-        'copies:      %s\n'
-        'date:        %s\n'
-        'extra:       %s=%s\n'
-        'files+:      %s\n'
-        'files-:      %s\n'
-        'files:       %s\n'
-        'instability: %s\n'
-        'manifest:    %s\n'
-        'obsolete:    %s\n'
-        'parent:      %s\n'
-        'phase:       %s\n'
-        'summary:     %s\n'
-        'tag:         %s\n'
-        'user:        %s\n'
+        b'bookmark:    %s\n'
+        b'branch:      %s\n'
+        b'changeset:   %s\n'
+        b'copies:      %s\n'
+        b'date:        %s\n'
+        b'extra:       %s=%s\n'
+        b'files+:      %s\n'
+        b'files-:      %s\n'
+        b'files:       %s\n'
+        b'instability: %s\n'
+        b'manifest:    %s\n'
+        b'obsolete:    %s\n'
+        b'parent:      %s\n'
+        b'phase:       %s\n'
+        b'summary:     %s\n'
+        b'tag:         %s\n'
+        b'user:        %s\n'
     )
     return dict(
         zip(
-            [s.split(':', 1)[0] for s in columns.splitlines()],
+            [s.split(b':', 1)[0] for s in columns.splitlines()],
             i18n._(columns).splitlines(True),
         )
     )
 
 
 # basic internal templates
-_changeidtmpl = '{rev}:{node|formatnode}'
+_changeidtmpl = b'{rev}:{node|formatnode}'
 
 # default templates internally used for rendering of lists
 defaulttempl = {
-    'parent': _changeidtmpl + ' ',
-    'manifest': _changeidtmpl,
-    'file_copy': '{name} ({source})',
-    'envvar': '{key}={value}',
-    'extra': '{key}={value|stringescape}',
+    b'parent': _changeidtmpl + b' ',
+    b'manifest': _changeidtmpl,
+    b'file_copy': b'{name} ({source})',
+    b'envvar': b'{key}={value}',
+    b'extra': b'{key}={value|stringescape}',
 }
 # filecopy is preserved for compatibility reasons
-defaulttempl['filecopy'] = defaulttempl['file_copy']
+defaulttempl[b'filecopy'] = defaulttempl[b'file_copy']
 
 # keywords are callables (see registrar.templatekeyword for details)
 keywords = {}
 templatekeyword = registrar.templatekeyword(keywords)
 
 
-@templatekeyword('author', requires={'ctx'})
+@templatekeyword(b'author', requires={b'ctx'})
 def showauthor(context, mapping):
     """Alias for ``{user}``"""
     return showuser(context, mapping)
 
 
-@templatekeyword('bisect', requires={'repo', 'ctx'})
+@templatekeyword(b'bisect', requires={b'repo', b'ctx'})
 def showbisect(context, mapping):
     """String. The changeset bisection status."""
-    repo = context.resource(mapping, 'repo')
-    ctx = context.resource(mapping, 'ctx')
+    repo = context.resource(mapping, b'repo')
+    ctx = context.resource(mapping, b'ctx')
     return hbisect.label(repo, ctx.node())
 
 
-@templatekeyword('branch', requires={'ctx'})
+@templatekeyword(b'branch', requires={b'ctx'})
 def showbranch(context, mapping):
     """String. The name of the branch on which the changeset was
     committed.
     """
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     return ctx.branch()
 
 
-@templatekeyword('branches', requires={'ctx'})
+@templatekeyword(b'branches', requires={b'ctx'})
 def showbranches(context, mapping):
     """List of strings. The name of the branch on which the
     changeset was committed. Will be empty if the branch name was
     default. (DEPRECATED)
     """
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     branch = ctx.branch()
-    if branch != 'default':
+    if branch != b'default':
         return compatlist(
-            context, mapping, 'branch', [branch], plural='branches'
+            context, mapping, b'branch', [branch], plural=b'branches'
         )
-    return compatlist(context, mapping, 'branch', [], plural='branches')
+    return compatlist(context, mapping, b'branch', [], plural=b'branches')
 
 
-@templatekeyword('bookmarks', requires={'repo', 'ctx'})
+@templatekeyword(b'bookmarks', requires={b'repo', b'ctx'})
 def showbookmarks(context, mapping):
     """List of strings. Any bookmarks associated with the
     changeset. Also sets 'active', the name of the active bookmark.
     """
-    repo = context.resource(mapping, 'repo')
-    ctx = context.resource(mapping, 'ctx')
+    repo = context.resource(mapping, b'repo')
+    ctx = context.resource(mapping, b'ctx')
     bookmarks = ctx.bookmarks()
     active = repo._activebookmark
-    makemap = lambda v: {'bookmark': v, 'active': active, 'current': active}
-    f = _showcompatlist(context, mapping, 'bookmark', bookmarks)
+    makemap = lambda v: {b'bookmark': v, b'active': active, b'current': active}
+    f = _showcompatlist(context, mapping, b'bookmark', bookmarks)
     return _hybrid(f, bookmarks, makemap, pycompat.identity)
 
 
-@templatekeyword('children', requires={'ctx'})
+@templatekeyword(b'children', requires={b'ctx'})
 def showchildren(context, mapping):
     """List of strings. The children of the changeset."""
-    ctx = context.resource(mapping, 'ctx')
-    childrevs = ['%d:%s' % (cctx.rev(), cctx) for cctx in ctx.children()]
-    return compatlist(context, mapping, 'children', childrevs, element='child')
+    ctx = context.resource(mapping, b'ctx')
+    childrevs = [b'%d:%s' % (cctx.rev(), cctx) for cctx in ctx.children()]
+    return compatlist(
+        context, mapping, b'children', childrevs, element=b'child'
+    )
 
 
 # Deprecated, but kept alive for help generation a purpose.
-@templatekeyword('currentbookmark', requires={'repo', 'ctx'})
+@templatekeyword(b'currentbookmark', requires={b'repo', b'ctx'})
 def showcurrentbookmark(context, mapping):
     """String. The active bookmark, if it is associated with the changeset.
     (DEPRECATED)"""
     return showactivebookmark(context, mapping)
 
 
-@templatekeyword('activebookmark', requires={'repo', 'ctx'})
+@templatekeyword(b'activebookmark', requires={b'repo', b'ctx'})
 def showactivebookmark(context, mapping):
     """String. The active bookmark, if it is associated with the changeset."""
-    repo = context.resource(mapping, 'repo')
-    ctx = context.resource(mapping, 'ctx')
+    repo = context.resource(mapping, b'repo')
+    ctx = context.resource(mapping, b'ctx')
     active = repo._activebookmark
     if active and active in ctx.bookmarks():
         return active
-    return ''
+    return b''
 
 
-@templatekeyword('date', requires={'ctx'})
+@templatekeyword(b'date', requires={b'ctx'})
 def showdate(context, mapping):
     """Date information. The date when the changeset was committed."""
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     # the default string format is '<float(unixtime)><tzoffset>' because
     # python-hglib splits date at decimal separator.
-    return templateutil.date(ctx.date(), showfmt='%d.0%d')
+    return templateutil.date(ctx.date(), showfmt=b'%d.0%d')
 
 
-@templatekeyword('desc', requires={'ctx'})
+@templatekeyword(b'desc', requires={b'ctx'})
 def showdescription(context, mapping):
     """String. The text of the changeset description."""
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     s = ctx.description()
     if isinstance(s, encoding.localstr):
         # try hard to preserve utf-8 bytes
@@ -260,144 +262,146 @@
         return s.strip()
 
 
-@templatekeyword('diffstat', requires={'ui', 'ctx'})
+@templatekeyword(b'diffstat', requires={b'ui', b'ctx'})
 def showdiffstat(context, mapping):
     """String. Statistics of changes with the following format:
     "modified files: +added/-removed lines"
     """
-    ui = context.resource(mapping, 'ui')
-    ctx = context.resource(mapping, 'ctx')
-    diffopts = diffutil.diffallopts(ui, {'noprefix': False})
+    ui = context.resource(mapping, b'ui')
+    ctx = context.resource(mapping, b'ctx')
+    diffopts = diffutil.diffallopts(ui, {b'noprefix': False})
     diff = ctx.diff(opts=diffopts)
     stats = patch.diffstatdata(util.iterlines(diff))
     maxname, maxtotal, adds, removes, binary = patch.diffstatsum(stats)
-    return '%d: +%d/-%d' % (len(stats), adds, removes)
+    return b'%d: +%d/-%d' % (len(stats), adds, removes)
 
 
-@templatekeyword('envvars', requires={'ui'})
+@templatekeyword(b'envvars', requires={b'ui'})
 def showenvvars(context, mapping):
     """A dictionary of environment variables. (EXPERIMENTAL)"""
-    ui = context.resource(mapping, 'ui')
+    ui = context.resource(mapping, b'ui')
     env = ui.exportableenviron()
     env = util.sortdict((k, env[k]) for k in sorted(env))
-    return compatdict(context, mapping, 'envvar', env, plural='envvars')
+    return compatdict(context, mapping, b'envvar', env, plural=b'envvars')
 
 
-@templatekeyword('extras', requires={'ctx'})
+@templatekeyword(b'extras', requires={b'ctx'})
 def showextras(context, mapping):
     """List of dicts with key, value entries of the 'extras'
     field of this changeset."""
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     extras = ctx.extra()
     extras = util.sortdict((k, extras[k]) for k in sorted(extras))
-    makemap = lambda k: {'key': k, 'value': extras[k]}
+    makemap = lambda k: {b'key': k, b'value': extras[k]}
     c = [makemap(k) for k in extras]
-    f = _showcompatlist(context, mapping, 'extra', c, plural='extras')
+    f = _showcompatlist(context, mapping, b'extra', c, plural=b'extras')
     return _hybrid(
         f,
         extras,
         makemap,
-        lambda k: '%s=%s' % (k, stringutil.escapestr(extras[k])),
+        lambda k: b'%s=%s' % (k, stringutil.escapestr(extras[k])),
     )
 
 
 def _getfilestatus(context, mapping, listall=False):
-    ctx = context.resource(mapping, 'ctx')
-    revcache = context.resource(mapping, 'revcache')
-    if 'filestatus' not in revcache or revcache['filestatusall'] < listall:
+    ctx = context.resource(mapping, b'ctx')
+    revcache = context.resource(mapping, b'revcache')
+    if b'filestatus' not in revcache or revcache[b'filestatusall'] < listall:
         stat = ctx.p1().status(
             ctx, listignored=listall, listclean=listall, listunknown=listall
         )
-        revcache['filestatus'] = stat
-        revcache['filestatusall'] = listall
-    return revcache['filestatus']
+        revcache[b'filestatus'] = stat
+        revcache[b'filestatusall'] = listall
+    return revcache[b'filestatus']
 
 
 def _getfilestatusmap(context, mapping, listall=False):
-    revcache = context.resource(mapping, 'revcache')
-    if 'filestatusmap' not in revcache or revcache['filestatusall'] < listall:
+    revcache = context.resource(mapping, b'revcache')
+    if b'filestatusmap' not in revcache or revcache[b'filestatusall'] < listall:
         stat = _getfilestatus(context, mapping, listall=listall)
-        revcache['filestatusmap'] = statmap = {}
-        for char, files in zip(pycompat.iterbytestr('MAR!?IC'), stat):
+        revcache[b'filestatusmap'] = statmap = {}
+        for char, files in zip(pycompat.iterbytestr(b'MAR!?IC'), stat):
             statmap.update((f, char) for f in files)
-    return revcache['filestatusmap']  # {path: statchar}
+    return revcache[b'filestatusmap']  # {path: statchar}
 
 
-@templatekeyword('file_copies', requires={'repo', 'ctx', 'cache', 'revcache'})
+@templatekeyword(
+    b'file_copies', requires={b'repo', b'ctx', b'cache', b'revcache'}
+)
 def showfilecopies(context, mapping):
     """List of strings. Files copied in this changeset with
     their sources.
     """
-    repo = context.resource(mapping, 'repo')
-    ctx = context.resource(mapping, 'ctx')
-    cache = context.resource(mapping, 'cache')
-    copies = context.resource(mapping, 'revcache').get('copies')
+    repo = context.resource(mapping, b'repo')
+    ctx = context.resource(mapping, b'ctx')
+    cache = context.resource(mapping, b'cache')
+    copies = context.resource(mapping, b'revcache').get(b'copies')
     if copies is None:
-        if 'getcopies' not in cache:
-            cache['getcopies'] = scmutil.getcopiesfn(repo)
-        getcopies = cache['getcopies']
+        if b'getcopies' not in cache:
+            cache[b'getcopies'] = scmutil.getcopiesfn(repo)
+        getcopies = cache[b'getcopies']
         copies = getcopies(ctx)
     return templateutil.compatfilecopiesdict(
-        context, mapping, 'file_copy', copies
+        context, mapping, b'file_copy', copies
     )
 
 
 # showfilecopiesswitch() displays file copies only if copy records are
 # provided before calling the templater, usually with a --copies
 # command line switch.
-@templatekeyword('file_copies_switch', requires={'revcache'})
+@templatekeyword(b'file_copies_switch', requires={b'revcache'})
 def showfilecopiesswitch(context, mapping):
     """List of strings. Like "file_copies" but displayed
     only if the --copied switch is set.
     """
-    copies = context.resource(mapping, 'revcache').get('copies') or []
+    copies = context.resource(mapping, b'revcache').get(b'copies') or []
     return templateutil.compatfilecopiesdict(
-        context, mapping, 'file_copy', copies
+        context, mapping, b'file_copy', copies
     )
 
 
-@templatekeyword('file_adds', requires={'ctx', 'revcache'})
+@templatekeyword(b'file_adds', requires={b'ctx', b'revcache'})
 def showfileadds(context, mapping):
     """List of strings. Files added by this changeset."""
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     return templateutil.compatfileslist(
-        context, mapping, 'file_add', ctx.filesadded()
+        context, mapping, b'file_add', ctx.filesadded()
     )
 
 
-@templatekeyword('file_dels', requires={'ctx', 'revcache'})
+@templatekeyword(b'file_dels', requires={b'ctx', b'revcache'})
 def showfiledels(context, mapping):
     """List of strings. Files removed by this changeset."""
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     return templateutil.compatfileslist(
-        context, mapping, 'file_del', ctx.filesremoved()
+        context, mapping, b'file_del', ctx.filesremoved()
     )
 
 
-@templatekeyword('file_mods', requires={'ctx', 'revcache'})
+@templatekeyword(b'file_mods', requires={b'ctx', b'revcache'})
 def showfilemods(context, mapping):
     """List of strings. Files modified by this changeset."""
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     return templateutil.compatfileslist(
-        context, mapping, 'file_mod', ctx.filesmodified()
+        context, mapping, b'file_mod', ctx.filesmodified()
     )
 
 
-@templatekeyword('files', requires={'ctx'})
+@templatekeyword(b'files', requires={b'ctx'})
 def showfiles(context, mapping):
     """List of strings. All files modified, added, or removed by this
     changeset.
     """
-    ctx = context.resource(mapping, 'ctx')
-    return templateutil.compatfileslist(context, mapping, 'file', ctx.files())
+    ctx = context.resource(mapping, b'ctx')
+    return templateutil.compatfileslist(context, mapping, b'file', ctx.files())
 
 
-@templatekeyword('graphnode', requires={'repo', 'ctx'})
+@templatekeyword(b'graphnode', requires={b'repo', b'ctx'})
 def showgraphnode(context, mapping):
     """String. The character representing the changeset node in an ASCII
     revision graph."""
-    repo = context.resource(mapping, 'repo')
-    ctx = context.resource(mapping, 'ctx')
+    repo = context.resource(mapping, b'repo')
+    ctx = context.resource(mapping, b'ctx')
     return getgraphnode(repo, ctx)
 
 
@@ -410,37 +414,37 @@
     if wpnodes[1] == nullid:
         wpnodes = wpnodes[:1]
     if ctx.node() in wpnodes:
-        return '@'
+        return b'@'
     else:
-        return ''
+        return b''
 
 
 def getgraphnodesymbol(ctx):
     if ctx.obsolete():
-        return 'x'
+        return b'x'
     elif ctx.isunstable():
-        return '*'
+        return b'*'
     elif ctx.closesbranch():
-        return '_'
+        return b'_'
     else:
-        return 'o'
+        return b'o'
 
 
-@templatekeyword('graphwidth', requires=())
+@templatekeyword(b'graphwidth', requires=())
 def showgraphwidth(context, mapping):
     """Integer. The width of the graph drawn by 'log --graph' or zero."""
     # just hosts documentation; should be overridden by template mapping
     return 0
 
 
-@templatekeyword('index', requires=())
+@templatekeyword(b'index', requires=())
 def showindex(context, mapping):
     """Integer. The current iteration of the loop. (0 indexed)"""
     # just hosts documentation; should be overridden by template mapping
-    raise error.Abort(_("can't use index in this context"))
+    raise error.Abort(_(b"can't use index in this context"))
 
 
-@templatekeyword('latesttag', requires={'repo', 'ctx', 'cache'})
+@templatekeyword(b'latesttag', requires={b'repo', b'ctx', b'cache'})
 def showlatesttag(context, mapping):
     """List of strings. The global tags on the most recent globally
     tagged ancestor of this changeset.  If no such tags exist, the list
@@ -457,54 +461,54 @@
     # branches in a stable manner- it is the date the tagged cset was created,
     # not the date the tag was created.  Therefore it isn't made visible here.
     makemap = lambda v: {
-        'changes': _showchangessincetag,
-        'distance': latesttags[1],
-        'latesttag': v,  # BC with {latesttag % '{latesttag}'}
-        'tag': v,
+        b'changes': _showchangessincetag,
+        b'distance': latesttags[1],
+        b'latesttag': v,  # BC with {latesttag % '{latesttag}'}
+        b'tag': v,
     }
 
     tags = latesttags[2]
-    f = _showcompatlist(context, mapping, 'latesttag', tags, separator=':')
+    f = _showcompatlist(context, mapping, b'latesttag', tags, separator=b':')
     return _hybrid(f, tags, makemap, pycompat.identity)
 
 
-@templatekeyword('latesttagdistance', requires={'repo', 'ctx', 'cache'})
+@templatekeyword(b'latesttagdistance', requires={b'repo', b'ctx', b'cache'})
 def showlatesttagdistance(context, mapping):
     """Integer. Longest path to the latest tag."""
     return getlatesttags(context, mapping)[1]
 
 
-@templatekeyword('changessincelatesttag', requires={'repo', 'ctx', 'cache'})
+@templatekeyword(b'changessincelatesttag', requires={b'repo', b'ctx', b'cache'})
 def showchangessincelatesttag(context, mapping):
     """Integer. All ancestors not in the latest tag."""
     tag = getlatesttags(context, mapping)[2][0]
-    mapping = context.overlaymap(mapping, {'tag': tag})
+    mapping = context.overlaymap(mapping, {b'tag': tag})
     return _showchangessincetag(context, mapping)
 
 
 def _showchangessincetag(context, mapping):
-    repo = context.resource(mapping, 'repo')
-    ctx = context.resource(mapping, 'ctx')
+    repo = context.resource(mapping, b'repo')
+    ctx = context.resource(mapping, b'ctx')
     offset = 0
     revs = [ctx.rev()]
-    tag = context.symbol(mapping, 'tag')
+    tag = context.symbol(mapping, b'tag')
 
     # The only() revset doesn't currently support wdir()
     if ctx.rev() is None:
         offset = 1
         revs = [p.rev() for p in ctx.parents()]
 
-    return len(repo.revs('only(%ld, %s)', revs, tag)) + offset
+    return len(repo.revs(b'only(%ld, %s)', revs, tag)) + offset
 
 
 # teach templater latesttags.changes is switched to (context, mapping) API
-_showchangessincetag._requires = {'repo', 'ctx'}
+_showchangessincetag._requires = {b'repo', b'ctx'}
 
 
-@templatekeyword('manifest', requires={'repo', 'ctx'})
+@templatekeyword(b'manifest', requires={b'repo', b'ctx'})
 def showmanifest(context, mapping):
-    repo = context.resource(mapping, 'repo')
-    ctx = context.resource(mapping, 'ctx')
+    repo = context.resource(mapping, b'repo')
+    ctx = context.resource(mapping, b'ctx')
     mnode = ctx.manifestnode()
     if mnode is None:
         mnode = wdirid
@@ -512,14 +516,14 @@
     else:
         mrev = repo.manifestlog.rev(mnode)
     mhex = hex(mnode)
-    mapping = context.overlaymap(mapping, {'rev': mrev, 'node': mhex})
-    f = context.process('manifest', mapping)
+    mapping = context.overlaymap(mapping, {b'rev': mrev, b'node': mhex})
+    f = context.process(b'manifest', mapping)
     return templateutil.hybriditem(
-        f, None, f, lambda x: {'rev': mrev, 'node': mhex}
+        f, None, f, lambda x: {b'rev': mrev, b'node': mhex}
     )
 
 
-@templatekeyword('obsfate', requires={'ui', 'repo', 'ctx'})
+@templatekeyword(b'obsfate', requires={b'ui', b'repo', b'ctx'})
 def showobsfate(context, mapping):
     # this function returns a list containing pre-formatted obsfate strings.
     #
@@ -527,23 +531,23 @@
     # the verbosity templatekw available.
     succsandmarkers = showsuccsandmarkers(context, mapping)
 
-    ui = context.resource(mapping, 'ui')
-    repo = context.resource(mapping, 'repo')
+    ui = context.resource(mapping, b'ui')
+    repo = context.resource(mapping, b'repo')
     values = []
 
     for x in succsandmarkers.tovalue(context, mapping):
         v = obsutil.obsfateprinter(
-            ui, repo, x['successors'], x['markers'], scmutil.formatchangeid
+            ui, repo, x[b'successors'], x[b'markers'], scmutil.formatchangeid
         )
         values.append(v)
 
-    return compatlist(context, mapping, "fate", values)
+    return compatlist(context, mapping, b"fate", values)
 
 
 def shownames(context, mapping, namespace):
     """helper method to generate a template keyword for a namespace"""
-    repo = context.resource(mapping, 'repo')
-    ctx = context.resource(mapping, 'ctx')
+    repo = context.resource(mapping, b'repo')
+    ctx = context.resource(mapping, b'ctx')
     ns = repo.names[namespace]
     names = ns.names(repo, ctx.node())
     return compatlist(
@@ -551,127 +555,127 @@
     )
 
 
-@templatekeyword('namespaces', requires={'repo', 'ctx'})
+@templatekeyword(b'namespaces', requires={b'repo', b'ctx'})
 def shownamespaces(context, mapping):
     """Dict of lists. Names attached to this changeset per
     namespace."""
-    repo = context.resource(mapping, 'repo')
-    ctx = context.resource(mapping, 'ctx')
+    repo = context.resource(mapping, b'repo')
+    ctx = context.resource(mapping, b'ctx')
 
     namespaces = util.sortdict()
 
     def makensmapfn(ns):
         # 'name' for iterating over namespaces, templatename for local reference
-        return lambda v: {'name': v, ns.templatename: v}
+        return lambda v: {b'name': v, ns.templatename: v}
 
     for k, ns in repo.names.iteritems():
         names = ns.names(repo, ctx.node())
-        f = _showcompatlist(context, mapping, 'name', names)
+        f = _showcompatlist(context, mapping, b'name', names)
         namespaces[k] = _hybrid(f, names, makensmapfn(ns), pycompat.identity)
 
-    f = _showcompatlist(context, mapping, 'namespace', list(namespaces))
+    f = _showcompatlist(context, mapping, b'namespace', list(namespaces))
 
     def makemap(ns):
         return {
-            'namespace': ns,
-            'names': namespaces[ns],
-            'builtin': repo.names[ns].builtin,
-            'colorname': repo.names[ns].colorname,
+            b'namespace': ns,
+            b'names': namespaces[ns],
+            b'builtin': repo.names[ns].builtin,
+            b'colorname': repo.names[ns].colorname,
         }
 
     return _hybrid(f, namespaces, makemap, pycompat.identity)
 
 
-@templatekeyword('negrev', requires={'repo', 'ctx'})
+@templatekeyword(b'negrev', requires={b'repo', b'ctx'})
 def shownegrev(context, mapping):
     """Integer. The repository-local changeset negative revision number,
     which counts in the opposite direction."""
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     rev = ctx.rev()
     if rev is None or rev < 0:  # wdir() or nullrev?
         return None
-    repo = context.resource(mapping, 'repo')
+    repo = context.resource(mapping, b'repo')
     return rev - len(repo)
 
 
-@templatekeyword('node', requires={'ctx'})
+@templatekeyword(b'node', requires={b'ctx'})
 def shownode(context, mapping):
     """String. The changeset identification hash, as a 40 hexadecimal
     digit string.
     """
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     return ctx.hex()
 
 
-@templatekeyword('obsolete', requires={'ctx'})
+@templatekeyword(b'obsolete', requires={b'ctx'})
 def showobsolete(context, mapping):
     """String. Whether the changeset is obsolete. (EXPERIMENTAL)"""
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     if ctx.obsolete():
-        return 'obsolete'
-    return ''
+        return b'obsolete'
+    return b''
 
 
-@templatekeyword('path', requires={'fctx'})
+@templatekeyword(b'path', requires={b'fctx'})
 def showpath(context, mapping):
     """String. Repository-absolute path of the current file. (EXPERIMENTAL)"""
-    fctx = context.resource(mapping, 'fctx')
+    fctx = context.resource(mapping, b'fctx')
     return fctx.path()
 
 
-@templatekeyword('peerurls', requires={'repo'})
+@templatekeyword(b'peerurls', requires={b'repo'})
 def showpeerurls(context, mapping):
     """A dictionary of repository locations defined in the [paths] section
     of your configuration file."""
-    repo = context.resource(mapping, 'repo')
+    repo = context.resource(mapping, b'repo')
     # see commands.paths() for naming of dictionary keys
     paths = repo.ui.paths
     urls = util.sortdict((k, p.rawloc) for k, p in sorted(paths.iteritems()))
 
     def makemap(k):
         p = paths[k]
-        d = {'name': k, 'url': p.rawloc}
+        d = {b'name': k, b'url': p.rawloc}
         d.update((o, v) for o, v in sorted(p.suboptions.iteritems()))
         return d
 
-    return _hybrid(None, urls, makemap, lambda k: '%s=%s' % (k, urls[k]))
+    return _hybrid(None, urls, makemap, lambda k: b'%s=%s' % (k, urls[k]))
 
 
-@templatekeyword("predecessors", requires={'repo', 'ctx'})
+@templatekeyword(b"predecessors", requires={b'repo', b'ctx'})
 def showpredecessors(context, mapping):
     """Returns the list of the closest visible predecessors. (EXPERIMENTAL)"""
-    repo = context.resource(mapping, 'repo')
-    ctx = context.resource(mapping, 'ctx')
+    repo = context.resource(mapping, b'repo')
+    ctx = context.resource(mapping, b'ctx')
     predecessors = sorted(obsutil.closestpredecessors(repo, ctx.node()))
     predecessors = pycompat.maplist(hex, predecessors)
 
     return _hybrid(
         None,
         predecessors,
-        lambda x: {'ctx': repo[x]},
+        lambda x: {b'ctx': repo[x]},
         lambda x: scmutil.formatchangeid(repo[x]),
     )
 
 
-@templatekeyword('reporoot', requires={'repo'})
+@templatekeyword(b'reporoot', requires={b'repo'})
 def showreporoot(context, mapping):
     """String. The root directory of the current repository."""
-    repo = context.resource(mapping, 'repo')
+    repo = context.resource(mapping, b'repo')
     return repo.root
 
 
-@templatekeyword('size', requires={'fctx'})
+@templatekeyword(b'size', requires={b'fctx'})
 def showsize(context, mapping):
     """Integer. Size of the current file in bytes. (EXPERIMENTAL)"""
-    fctx = context.resource(mapping, 'fctx')
+    fctx = context.resource(mapping, b'fctx')
     return fctx.size()
 
 
 # requires 'fctx' to denote {status} depends on (ctx, path) pair
-@templatekeyword('status', requires={'ctx', 'fctx', 'revcache'})
+@templatekeyword(b'status', requires={b'ctx', b'fctx', b'revcache'})
 def showstatus(context, mapping):
     """String. Status code of the current file. (EXPERIMENTAL)"""
-    path = templateutil.runsymbol(context, mapping, 'path')
+    path = templateutil.runsymbol(context, mapping, b'path')
     path = templateutil.stringify(context, mapping, path)
     if not path:
         return
@@ -681,15 +685,15 @@
     return statmap.get(path)
 
 
-@templatekeyword("successorssets", requires={'repo', 'ctx'})
+@templatekeyword(b"successorssets", requires={b'repo', b'ctx'})
 def showsuccessorssets(context, mapping):
     """Returns a string of sets of successors for a changectx. Format used
     is: [ctx1, ctx2], [ctx3] if ctx has been split into ctx1 and ctx2
     while also diverged into ctx3. (EXPERIMENTAL)"""
-    repo = context.resource(mapping, 'repo')
-    ctx = context.resource(mapping, 'ctx')
+    repo = context.resource(mapping, b'repo')
+    ctx = context.resource(mapping, b'ctx')
     if not ctx.obsolete():
-        return ''
+        return b''
 
     ssets = obsutil.successorssets(repo, ctx.node(), closest=True)
     ssets = [[hex(n) for n in ss] for ss in ssets]
@@ -699,7 +703,7 @@
         h = _hybrid(
             None,
             ss,
-            lambda x: {'ctx': repo[x]},
+            lambda x: {b'ctx': repo[x]},
             lambda x: scmutil.formatchangeid(repo[x]),
         )
         data.append(h)
@@ -709,22 +713,22 @@
         return templateutil.stringify(context, mapping, d)
 
     def gen(data):
-        yield "; ".join(render(d) for d in data)
+        yield b"; ".join(render(d) for d in data)
 
     return _hybrid(
-        gen(data), data, lambda x: {'successorset': x}, pycompat.identity
+        gen(data), data, lambda x: {b'successorset': x}, pycompat.identity
     )
 
 
-@templatekeyword("succsandmarkers", requires={'repo', 'ctx'})
+@templatekeyword(b"succsandmarkers", requires={b'repo', b'ctx'})
 def showsuccsandmarkers(context, mapping):
     """Returns a list of dict for each final successor of ctx. The dict
     contains successors node id in "successors" keys and the list of
     obs-markers from ctx to the set of successors in "markers".
     (EXPERIMENTAL)
     """
-    repo = context.resource(mapping, 'repo')
-    ctx = context.resource(mapping, 'ctx')
+    repo = context.resource(mapping, b'repo')
+    ctx = context.resource(mapping, b'ctx')
 
     values = obsutil.successorsandmarkers(repo, ctx)
 
@@ -735,19 +739,19 @@
     data = []
     for i in values:
         # Format successors
-        successors = i['successors']
+        successors = i[b'successors']
 
         successors = [hex(n) for n in successors]
         successors = _hybrid(
             None,
             successors,
-            lambda x: {'ctx': repo[x]},
+            lambda x: {b'ctx': repo[x]},
             lambda x: scmutil.formatchangeid(repo[x]),
         )
 
         # Format markers
         finalmarkers = []
-        for m in i['markers']:
+        for m in i[b'markers']:
             hexprec = hex(m[0])
             hexsucs = tuple(hex(n) for n in m[1])
             hexparents = None
@@ -756,130 +760,130 @@
             newmarker = (hexprec, hexsucs) + m[2:5] + (hexparents,) + m[6:]
             finalmarkers.append(newmarker)
 
-        data.append({'successors': successors, 'markers': finalmarkers})
+        data.append({b'successors': successors, b'markers': finalmarkers})
 
     return templateutil.mappinglist(data)
 
 
-@templatekeyword('p1', requires={'ctx'})
+@templatekeyword(b'p1', requires={b'ctx'})
 def showp1(context, mapping):
     """Changeset. The changeset's first parent. ``{p1.rev}`` for the revision
     number, and ``{p1.node}`` for the identification hash."""
-    ctx = context.resource(mapping, 'ctx')
-    return templateutil.mappingdict({'ctx': ctx.p1()}, tmpl=_changeidtmpl)
+    ctx = context.resource(mapping, b'ctx')
+    return templateutil.mappingdict({b'ctx': ctx.p1()}, tmpl=_changeidtmpl)
 
 
-@templatekeyword('p2', requires={'ctx'})
+@templatekeyword(b'p2', requires={b'ctx'})
 def showp2(context, mapping):
     """Changeset. The changeset's second parent. ``{p2.rev}`` for the revision
     number, and ``{p2.node}`` for the identification hash."""
-    ctx = context.resource(mapping, 'ctx')
-    return templateutil.mappingdict({'ctx': ctx.p2()}, tmpl=_changeidtmpl)
+    ctx = context.resource(mapping, b'ctx')
+    return templateutil.mappingdict({b'ctx': ctx.p2()}, tmpl=_changeidtmpl)
 
 
-@templatekeyword('p1rev', requires={'ctx'})
+@templatekeyword(b'p1rev', requires={b'ctx'})
 def showp1rev(context, mapping):
     """Integer. The repository-local revision number of the changeset's
     first parent, or -1 if the changeset has no parents. (DEPRECATED)"""
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     return ctx.p1().rev()
 
 
-@templatekeyword('p2rev', requires={'ctx'})
+@templatekeyword(b'p2rev', requires={b'ctx'})
 def showp2rev(context, mapping):
     """Integer. The repository-local revision number of the changeset's
     second parent, or -1 if the changeset has no second parent. (DEPRECATED)"""
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     return ctx.p2().rev()
 
 
-@templatekeyword('p1node', requires={'ctx'})
+@templatekeyword(b'p1node', requires={b'ctx'})
 def showp1node(context, mapping):
     """String. The identification hash of the changeset's first parent,
     as a 40 digit hexadecimal string. If the changeset has no parents, all
     digits are 0. (DEPRECATED)"""
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     return ctx.p1().hex()
 
 
-@templatekeyword('p2node', requires={'ctx'})
+@templatekeyword(b'p2node', requires={b'ctx'})
 def showp2node(context, mapping):
     """String. The identification hash of the changeset's second
     parent, as a 40 digit hexadecimal string. If the changeset has no second
     parent, all digits are 0. (DEPRECATED)"""
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     return ctx.p2().hex()
 
 
-@templatekeyword('parents', requires={'repo', 'ctx'})
+@templatekeyword(b'parents', requires={b'repo', b'ctx'})
 def showparents(context, mapping):
     """List of strings. The parents of the changeset in "rev:node"
     format. If the changeset has only one "natural" parent (the predecessor
     revision) nothing is shown."""
-    repo = context.resource(mapping, 'repo')
-    ctx = context.resource(mapping, 'ctx')
+    repo = context.resource(mapping, b'repo')
+    ctx = context.resource(mapping, b'ctx')
     pctxs = scmutil.meaningfulparents(repo, ctx)
     prevs = [p.rev() for p in pctxs]
     parents = [
-        [('rev', p.rev()), ('node', p.hex()), ('phase', p.phasestr())]
+        [(b'rev', p.rev()), (b'node', p.hex()), (b'phase', p.phasestr())]
         for p in pctxs
     ]
-    f = _showcompatlist(context, mapping, 'parent', parents)
+    f = _showcompatlist(context, mapping, b'parent', parents)
     return _hybrid(
         f,
         prevs,
-        lambda x: {'ctx': repo[x]},
+        lambda x: {b'ctx': repo[x]},
         lambda x: scmutil.formatchangeid(repo[x]),
         keytype=int,
     )
 
 
-@templatekeyword('phase', requires={'ctx'})
+@templatekeyword(b'phase', requires={b'ctx'})
 def showphase(context, mapping):
     """String. The changeset phase name."""
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     return ctx.phasestr()
 
 
-@templatekeyword('phaseidx', requires={'ctx'})
+@templatekeyword(b'phaseidx', requires={b'ctx'})
 def showphaseidx(context, mapping):
     """Integer. The changeset phase index. (ADVANCED)"""
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     return ctx.phase()
 
 
-@templatekeyword('rev', requires={'ctx'})
+@templatekeyword(b'rev', requires={b'ctx'})
 def showrev(context, mapping):
     """Integer. The repository-local changeset revision number."""
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     return scmutil.intrev(ctx)
 
 
 def showrevslist(context, mapping, name, revs):
     """helper to generate a list of revisions in which a mapped template will
     be evaluated"""
-    repo = context.resource(mapping, 'repo')
+    repo = context.resource(mapping, b'repo')
     # revs may be a smartset; don't compute it until f() has to be evaluated
     def f():
-        srevs = ['%d' % r for r in revs]
+        srevs = [b'%d' % r for r in revs]
         return _showcompatlist(context, mapping, name, srevs)
 
     return _hybrid(
         f,
         revs,
-        lambda x: {name: x, 'ctx': repo[x]},
+        lambda x: {name: x, b'ctx': repo[x]},
         pycompat.identity,
         keytype=int,
     )
 
 
-@templatekeyword('subrepos', requires={'ctx'})
+@templatekeyword(b'subrepos', requires={b'ctx'})
 def showsubrepos(context, mapping):
     """List of strings. Updated subrepositories in the changeset."""
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     substate = ctx.substate
     if not substate:
-        return compatlist(context, mapping, 'subrepo', [])
+        return compatlist(context, mapping, b'subrepo', [])
     psubstate = ctx.p1().substate or {}
     subrepos = []
     for sub in substate:
@@ -888,91 +892,91 @@
     for sub in psubstate:
         if sub not in substate:
             subrepos.append(sub)  # removed in ctx
-    return compatlist(context, mapping, 'subrepo', sorted(subrepos))
+    return compatlist(context, mapping, b'subrepo', sorted(subrepos))
 
 
 # don't remove "showtags" definition, even though namespaces will put
 # a helper function for "tags" keyword into "keywords" map automatically,
 # because online help text is built without namespaces initialization
-@templatekeyword('tags', requires={'repo', 'ctx'})
+@templatekeyword(b'tags', requires={b'repo', b'ctx'})
 def showtags(context, mapping):
     """List of strings. Any tags associated with the changeset."""
-    return shownames(context, mapping, 'tags')
+    return shownames(context, mapping, b'tags')
 
 
-@templatekeyword('termwidth', requires={'ui'})
+@templatekeyword(b'termwidth', requires={b'ui'})
 def showtermwidth(context, mapping):
     """Integer. The width of the current terminal."""
-    ui = context.resource(mapping, 'ui')
+    ui = context.resource(mapping, b'ui')
     return ui.termwidth()
 
 
-@templatekeyword('user', requires={'ctx'})
+@templatekeyword(b'user', requires={b'ctx'})
 def showuser(context, mapping):
     """String. The unmodified author of the changeset."""
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     return ctx.user()
 
 
-@templatekeyword('instabilities', requires={'ctx'})
+@templatekeyword(b'instabilities', requires={b'ctx'})
 def showinstabilities(context, mapping):
     """List of strings. Evolution instabilities affecting the changeset.
     (EXPERIMENTAL)
     """
-    ctx = context.resource(mapping, 'ctx')
+    ctx = context.resource(mapping, b'ctx')
     return compatlist(
         context,
         mapping,
-        'instability',
+        b'instability',
         ctx.instabilities(),
-        plural='instabilities',
+        plural=b'instabilities',
     )
 
 
-@templatekeyword('verbosity', requires={'ui'})
+@templatekeyword(b'verbosity', requires={b'ui'})
 def showverbosity(context, mapping):
     """String. The current output verbosity in 'debug', 'quiet', 'verbose',
     or ''."""
-    ui = context.resource(mapping, 'ui')
+    ui = context.resource(mapping, b'ui')
     # see logcmdutil.changesettemplater for priority of these flags
     if ui.debugflag:
-        return 'debug'
+        return b'debug'
     elif ui.quiet:
-        return 'quiet'
+        return b'quiet'
     elif ui.verbose:
-        return 'verbose'
-    return ''
+        return b'verbose'
+    return b''
 
 
-@templatekeyword('whyunstable', requires={'repo', 'ctx'})
+@templatekeyword(b'whyunstable', requires={b'repo', b'ctx'})
 def showwhyunstable(context, mapping):
     """List of dicts explaining all instabilities of a changeset.
     (EXPERIMENTAL)
     """
-    repo = context.resource(mapping, 'repo')
-    ctx = context.resource(mapping, 'ctx')
+    repo = context.resource(mapping, b'repo')
+    ctx = context.resource(mapping, b'ctx')
 
     def formatnode(ctx):
-        return '%s (%s)' % (scmutil.formatchangeid(ctx), ctx.phasestr())
+        return b'%s (%s)' % (scmutil.formatchangeid(ctx), ctx.phasestr())
 
     entries = obsutil.whyunstable(repo, ctx)
 
     for entry in entries:
-        if entry.get('divergentnodes'):
-            dnodes = entry['divergentnodes']
+        if entry.get(b'divergentnodes'):
+            dnodes = entry[b'divergentnodes']
             dnhybrid = _hybrid(
                 None,
                 [dnode.hex() for dnode in dnodes],
-                lambda x: {'ctx': repo[x]},
+                lambda x: {b'ctx': repo[x]},
                 lambda x: formatnode(repo[x]),
             )
-            entry['divergentnodes'] = dnhybrid
+            entry[b'divergentnodes'] = dnhybrid
 
     tmpl = (
-        '{instability}:{if(divergentnodes, " ")}{divergentnodes} '
-        '{reason} {node|short}'
+        b'{instability}:{if(divergentnodes, " ")}{divergentnodes} '
+        b'{reason} {node|short}'
     )
-    return templateutil.mappinglist(entries, tmpl=tmpl, sep='\n')
+    return templateutil.mappinglist(entries, tmpl=tmpl, sep=b'\n')
 
 
 def loadkeyword(ui, extname, registrarobj):