Set sys.modules[name] to None instead of 0 to block module import.

903396ee · Alexander Belopolsky · 9c558bcf · 903396ee
Commit 903396ee authored Jul 13, 2010 by Alexander Belopolsky
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Lib/test/support.py Lib/test/support.py +1 -1

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--- a/Lib/test/support.py
+++ b/Lib/test/support.py
@@ -109,7 +109,7 @@ def _save_and_block_module(name, orig_modules):
        orig_modules[name] = sys.modules[name]
    except KeyError:
        saved = False
-    sys.modules[name] = 0
+    sys.modules[name] = None
    return saved