setup: use try/except/finally
This will raise a syntax error for people who attempt to use Py2.4,
but that's already going to fail and we have no way to keep other
2.6isms from creeping in since we've removed the check-code rules and
the buildbot.
# Mercurial extension to provide the 'hg children' command
#
# Copyright 2007 by Intevation GmbH <intevation@intevation.de>
#
# Author(s):
# Thomas Arendsen Hein <thomas@intevation.de>
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.
'''command to display child changesets (DEPRECATED)
This extension is deprecated. You should use :hg:`log -r
"children(REV)"` instead.
'''
from mercurial import cmdutil
from mercurial.commands import templateopts
from mercurial.i18n import _
cmdtable = {}
command = cmdutil.command(cmdtable)
testedwith = 'internal'
@command('children',
[('r', 'rev', '',
_('show children of the specified revision'), _('REV')),
] + templateopts,
_('hg children [-r REV] [FILE]'),
inferrepo=True)
def children(ui, repo, file_=None, **opts):
"""show the children of the given or working directory revision
Print the children of the working directory's revisions. If a
revision is given via -r/--rev, the children of that revision will
be printed. If a file argument is given, revision in which the
file was last changed (after the working directory revision or the
argument to --rev if given) is printed.
"""
rev = opts.get('rev')
if file_:
fctx = repo.filectx(file_, changeid=rev)
childctxs = [fcctx.changectx() for fcctx in fctx.children()]
else:
ctx = repo[rev]
childctxs = ctx.children()
displayer = cmdutil.show_changeset(ui, repo, opts)
for cctx in childctxs:
displayer.show(cctx)
displayer.close()