# HG changeset patch
# User Pulkit Goyal <7895pulkit@gmail.com>
# Date 2016-08-12 22:51:42
# Node ID 997e8cf4d0a29d28759e38659736cb3d1cf9ef3f
# Parent  594035c1adc7fa4c176564a96b62fe2d367bf7b6

pycompat: avoid using an extra function

We have a single line function which just lowercase the letters and replaces
"_" with "". Its better to avoid that function call. Moreover we calling this
 function around 33 times.

diff --git a/mercurial/pycompat.py b/mercurial/pycompat.py
--- a/mercurial/pycompat.py
+++ b/mercurial/pycompat.py
@@ -41,11 +41,10 @@ def _alias(alias, origin, items):
 
     copies items from origin to alias
     """
-    def hgcase(item):
-        return item.replace('_', '').lower()
     for item in items:
         try:
-            setattr(alias, hgcase(item), getattr(origin, item))
+            lcase = item.replace('_', '').lower()
+            setattr(alias, lcase, getattr(origin, item))
         except AttributeError:
             pass