use assert method (#24328)

0a3297d7 · Benjamin Peterson · e20056c8 · 0a3297d7
Commit 0a3297d7 authored May 29, 2015 by Benjamin Peterson
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Lib/test/test_importlib/extension/test_loader.py Lib/test/test_importlib/extension/test_loader.py +1 -1

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--- a/Lib/test/test_importlib/extension/test_loader.py
+++ b/Lib/test/test_importlib/extension/test_loader.py
@@ -183,7 +183,7 @@ class MultiPhaseExtensionModuleTests(abc.LoaderTests):
        self.assertIsInstance(module, types.ModuleType)
        self.assertEqual(module.__name__, 'x')
        self.assertEqual(module.str_const, 'something different')
-        assert 'x' not in sys.modules
+        self.assertNotIn('x', sys.modules)

    def test_load_twice(self):
        '''Test that 2 loads result in 2 module objects'''