diff -r 515d425c0a05 -r c979d64a2589 hgext3rd/evolve/compat.py
--- a/hgext3rd/evolve/compat.py	Tue Mar 10 11:07:06 2020 +0100
+++ b/hgext3rd/evolve/compat.py	Wed Mar 04 16:30:19 2020 +0100
@@ -30,20 +30,6 @@
     arraytobytes = array.array.tostring
     arrayfrombytes = array.array.fromstring
 
-# hg < 4.6 compat (c8e2d6ed1f9e)
-try:
-    from mercurial import logcmdutil
-    changesetdisplayer = logcmdutil.changesetdisplayer
-    changesetprinter = logcmdutil.changesetprinter
-    displaygraph = logcmdutil.displaygraph
-    changesetdiffer = logcmdutil.changesetdiffer
-except (AttributeError, ImportError):
-    from mercurial import cmdutil
-    changesetdisplayer = cmdutil.show_changeset  # pytype: disable=module-attr
-    changesetprinter = cmdutil.changeset_printer  # pytype: disable=module-attr
-    displaygraph = cmdutil.displaygraph  # pytype: disable=module-attr
-    changesetdiffer = None
-
 # hg <= 5.3 (c21aca51b392)
 try:
     from mercurial import pathutil