[issue41194] SIGSEGV in Python 3.9.0b3 in Python-ast.c:1412

[Arcadiy Ivanov]

Arcadiy Ivanov <arcadiy at ivanov.biz> added the comment:

> old_modules = dict(sys.modules)
> sys.modules.clear()
> sys.modules.update(old_modules)

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue41194>
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