Importlib was using custom code to discover all test modules in importlib.test.
This has now been removed in favor of using unittest's test discovery code in
TestLoader.discover().
diff --git a/Misc/NEWS b/Misc/NEWS
index d44789e..a740b33 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -74,6 +74,12 @@
- Issue 5390: Add uninstall icon independent of whether file
extensions are installed.
+Tests
+-----
+
+- Removed importlib's custom test discovery code and switched to
+ unittest.TestLoader.discover().
+
What's New in Python 3.1?
=========================