diff -up Python-2.7.3/Lib/test/test_re.py.lib64-regex Python-2.7.3/Lib/test/test_re.py
--- Python-2.7.3/Lib/test/test_re.py.lib64-regex	2012-04-09 19:07:32.000000000 -0400
+++ Python-2.7.3/Lib/test/test_re.py	2013-02-19 13:53:57.624033102 -0500
@@ -757,6 +757,15 @@ class ReTests(unittest.TestCase):
         self.assertRaises(TypeError, re.finditer, "a", {})
         self.assertRaises(OverflowError, _sre.compile, "abc", 0, [long_overflow])
 
+    def test_bug_931848(self):
+        try:
+            unicode
+        except NameError:
+            pass
+        pattern = eval('u"[\u002E\u3002\uFF0E\uFF61]"')
+        self.assertEqual(re.compile(pattern).split("a.b.c"),
+                         ['a','b','c'])
+
 def run_re_tests():
     from test.re_tests import tests, SUCCEED, FAIL, SYNTAX_ERROR
     if verbose: