diff -r 8e7796a990c5 -r d0576d065993 mercurial/cmdutil.py
--- a/mercurial/cmdutil.py	Mon Jan 21 13:37:27 2008 -0200
+++ b/mercurial/cmdutil.py	Sun Jan 20 14:39:25 2008 +0100
@@ -50,7 +50,7 @@
     """Return (aliases, command table entry) for command string."""
     choice = findpossible(ui, cmd, table)
 
-    if choice.has_key(cmd):
+    if cmd in choice:
         return choice[cmd]
 
     if len(choice) > 1: