py3: fix more keyword arguments handling

Differential Revision: https://phab.mercurial-scm.org/D2476

hgext/lfs/__init__.py

@@ -385,6 +385,6 b' def lfsfiles(repo, ctx, **args):'
          [('r', 'rev', [], _('upload large files introduced by REV'))])
 def debuglfsupload(ui, repo, **opts):
     """upload lfs blobs added by the working copy parent or given revisions"""
-    revs = opts.get('rev', [])
+    revs = opts.get(r'rev', [])
     pointers = wrapper.extractpointers(repo, scmutil.revrange(repo, revs))
     wrapper.uploadblobs(repo, pointers)

hgext/narrow/narrowcommands.py

@@ -122,8 +122,8 b' def pullnarrowcmd(orig, ui, repo, *args,'
 
         def pullbundle2extraprepare_widen(orig, pullop, kwargs):
             orig(pullop, kwargs)
-            if opts.get('depth'):
-                kwargs['depth'] = opts['depth']
+            if opts.get(r'depth'):
+                kwargs['depth'] = opts[r'depth']
         wrappedextraprepare = extensions.wrappedfunction(exchange,
             '_pullbundle2extraprepare', pullbundle2extraprepare_widen)
 

mercurial/templatekw.py

@@ -791,7 +791,7 b' def showsuccsandmarkers(repo, ctx, **arg'
 
         data.append({'successors': successors, 'markers': finalmarkers})
 
-    f = _showlist('succsandmarkers', data, args)
+    f = _showlist('succsandmarkers', data, pycompat.byteskwargs(args))
     return _hybrid(f, data, lambda x: x, pycompat.identity)
 
 @templatekeyword('p1rev')