Rename sre.py -> re.py
diff --git a/Lib/test/regrtest.py b/Lib/test/regrtest.py
index b850912..85f57a6 100755
--- a/Lib/test/regrtest.py
+++ b/Lib/test/regrtest.py
@@ -110,7 +110,7 @@
 import getopt
 import random
 import warnings
-import sre
+import re
 import cStringIO
 import traceback
 
@@ -525,7 +525,7 @@
                     _path_created.clear()
                     warnings.filters[:] = fs
                     gc.collect()
-                    sre.purge()
+                    re.purge()
                     _strptime._regex_cache.clear()
                     urlparse.clear_cache()
                     urllib.urlcleanup()