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Jun 25, 2019
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bpo-4963: Fix for initialization and non-deterministic behavior issues in mimetypes
#3062
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Jan 4, 2021
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Dec 5, 2022
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| python/cpython#14375 | https://github.com/python/cpython/pull/14375 |
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May 31, 2026
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mimetypes.guess_extension result changes after mimetypes.init()
#49213
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