Silence find_module() DeprecationWarning on Windows tests (GH-25563)

brettcannon · web-flow · commit 22556d84bca6 · 2021-04-23T14:40:18.000-07:00
diff --git a/Lib/test/test_importlib/test_windows.py b/Lib/test/test_importlib/test_windows.py
@@ -5,6 +5,7 @@
 import re
 import sys
 import unittest
+import warnings
 from test import support
 from test.support import import_helper
 from contextlib import contextmanager
@@ -84,7 +85,9 @@ def test_find_spec_missing(self):
         self.assertIs(spec, None)
 
     def test_find_module_missing(self):
-        loader = self.machinery.WindowsRegistryFinder.find_module('spam')
+        with warnings.catch_warnings():
+            warnings.simplefilter("ignore", DeprecationWarning)
+            loader = self.machinery.WindowsRegistryFinder.find_module('spam')
         self.assertIs(loader, None)
 
     def test_module_found(self):
