children: migrate `opts` to native kwargs

hgext/children.py

@@ -1,82 +1,83 b''
 # Mercurial extension to provide the 'hg children' command
 #
 # Copyright 2007 by Intevation GmbH <[e-mail]>
 #
 # Author(s):
 # Thomas Arendsen Hein <[e-mail]>
 #
 # 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.i18n import _
 from mercurial import (
     cmdutil,
     logcmdutil,
     pycompat,
     registrar,
 )
 
 templateopts = cmdutil.templateopts
 
 cmdtable = {}
 command = registrar.command(cmdtable)
 # Note for extension authors: ONLY specify testedwith = 'ships-with-hg-core' for
 # extensions which SHIP WITH MERCURIAL. Non-mainline extensions should
 # be specifying the version(s) of Mercurial they are tested with, or
 # leave the attribute unspecified.
 testedwith = b'ships-with-hg-core'
 
 
 @command(
     b'children',
     [
         (
             b'r',
             b'rev',
             b'.',
             _(b'show children of the specified revision'),
             _(b'REV'),
         ),
     ]
     + templateopts,
     _(b'hg children [-r REV] [FILE]'),
     helpcategory=command.CATEGORY_CHANGE_NAVIGATION,
     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.
 
     Please use :hg:`log` instead::
 
         hg children => hg log -r "children(.)"
         hg children -r REV => hg log -r "children(REV)"
 
     See :hg:`help log` and :hg:`help revsets.children`.
 
     """
-    opts = pycompat.byteskwargs(opts)
-    rev = opts.get(b'rev')
+    rev = opts.get('rev')
     ctx = logcmdutil.revsingle(repo, rev)
     if file_:
         fctx = repo.filectx(file_, changeid=ctx.rev())
         childctxs = [fcctx.changectx() for fcctx in fctx.children()]
     else:
         childctxs = ctx.children()
 
-    displayer = logcmdutil.changesetdisplayer(ui, repo, opts)
+    displayer = logcmdutil.changesetdisplayer(
+        ui, repo, pycompat.byteskwargs(opts)
+    )
     for cctx in childctxs:
         displayer.show(cctx)
     displayer.close()