Document that `os.environ` forcibly upper-cases keys on case-insensitive OSs · Issue #101754 · python/cpython · GitHub

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Document that os.environ forcibly upper-cases keys on case-insensitive OSs #101754

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#101840

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Document that os.environ forcibly upper-cases keys on case-insensitive OSs#101754

#101840

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brettcannon

opened on Feb 9, 2023

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Documentation

os.environ docs don't mention that the keys get upper-cased automatically on e.g. Windows.

Linked PRs

• gh-101754: document that on Windows, keys in os.environ are converted to uppercase #101840
• [3.10] gh-101754: Document that Windows converts keys in os.environ to uppercase (GH-101840) #102393
• [3.11] gh-101754: Document that Windows converts keys in os.environ to uppercase (GH-101840) #102394

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