memory: avoid shadowing variables inside a list comprehension

contrib/memory.py

@@ -1,32 +1,32
 # memory.py - track memory usage
 #
 # Copyright 2009 Matt Mackall <[e-mail]> and others
 #
 # This software may be used and distributed according to the terms of the
 # GNU General Public License version 2 or any later version.
 
 '''helper extension to measure memory usage
 
 Reads current and peak memory usage from ``/proc/self/status`` and
 prints it to ``stderr`` on exit.
 '''
 
 from __future__ import absolute_import
 import atexit
 
 def memusage(ui):
     """Report memory usage of the current process."""
     result = {'peak': 0, 'rss': 0}
     with open('/proc/self/status', 'r') as status:
         # This will only work on systems with a /proc file system
         # (like Linux).
         for line in status:
             parts = line.split()
             key = parts[0][2:-1].lower()
             if key in result:
                 result[key] = int(parts[1])
-    ui.write_err(", ".join(["%s: %.1f MiB" % (key, value / 1024.0)
-                            for key, value in result.iteritems()]) + "\n")
+    ui.write_err(", ".join(["%s: %.1f MiB" % (k, v / 1024.0)
+                            for k, v in result.iteritems()]) + "\n")
 
 def extsetup(ui):
     atexit.register(memusage, ui)