This patch removes all uses of "assert" in the regression test suite
and replaces them with a new API verify(). As a result the regression
suite will also perform its tests in optimization mode.
Written by Marc-Andre Lemburg. Copyright assigned to Guido van Rossum.
diff --git a/Lib/test/test_userstring.py b/Lib/test/test_userstring.py
index a47bfdd..4f54db2 100755
--- a/Lib/test/test_userstring.py
+++ b/Lib/test/test_userstring.py
@@ -1,6 +1,6 @@
#!/usr/bin/env python
import sys, string
-from test_support import verbose
+from test_support import verify, verbose
import string_tests
# UserString is a wrapper around the native builtin string type.
# UserString instances should behave similar to builtin string objects.