diff -r 0b8c7cf25d10 Lib/tempfile.py
--- a/Lib/tempfile.py	Tue May 10 01:30:03 2011 +0200
+++ b/Lib/tempfile.py	Mon May 09 22:49:48 2011 -0400
@@ -121,7 +121,7 @@
     def __next__(self):
         c = self.characters
         choose = self.rng.choice
-        letters = [choose(c) for dummy in "123456"]
+        letters = [choose(c) for dummy in range(8)]
         return ''.join(letters)
 
 def _candidate_tempdir_list():