[issue43629] fix _PyRun_SimpleFileObject create main module and cache. Call this function multiple times, the attributes stored in the module dict will affect eachother.

Fri Mar 26 00:01:35 EDT 2021

Change by junyixie <xie.junyi at outlook.com>:

----------
keywords: +patch
pull_requests: +23773
stage:  -> patch review
pull_request: https://github.com/python/cpython/pull/25023

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue43629>
_______________________________________

[issue43629] fix _PyRun_SimpleFileObject create __main__ module and cache. Call this function multiple times, the attributes stored in the module dict will affect eachother.

[issue43629] fix _PyRun_SimpleFileObject create main module and cache. Call this function multiple times, the attributes stored in the module dict will affect eachother.