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_signal.py b/Lib/test/test_signal.py
index a6c32b4..9d4c277 100644
--- a/Lib/test/test_signal.py
+++ b/Lib/test/test_signal.py
@@ -1,5 +1,5 @@
 # Test the signal module
-from test_support import verbose, TestSkipped
+from test_support import verify, verbose, TestSkipped
 import signal
 import os
 import sys