[issue25698] The copy_reg module becomes unexpectedly empty in test_cpickle

[Serhiy Storchaka]

Serhiy Storchaka added the comment:

Here is a patch that makes import machinery to not left empty module in case of recursion error. I prefer this solution.

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Added file: http://bugs.python.org/file41750/issue25698_fix_remove_module.patch

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