[issue38691] [easy] importlib: PYTHONCASEOK should be ignored when using python3 -E

[STINNER Victor]

Change by STINNER Victor <vstinner at python.org>:


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pull_requests: +17934
stage: resolved -> patch review
pull_request: https://github.com/python/cpython/pull/18553

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue38691>
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