Move UserList to collections.
diff --git a/Lib/test/string_tests.py b/Lib/test/string_tests.py
index 80fe475..24fca59 100644
--- a/Lib/test/string_tests.py
+++ b/Lib/test/string_tests.py
@@ -4,7 +4,7 @@
 
 import unittest, string, sys, struct
 from test import test_support
-from UserList import UserList
+from collections import UserList
 
 class Sequence:
     def __init__(self, seq='wxyz'): self.seq = seq