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Title: [3.13] gh-137571: Protect against possible UnboundLocalError in gzip._GzipReader.read() (GH-150222) by miss-islington · Pull Request #150231 · python/cpython · GitHub

Open Graph Title: [3.13] gh-137571: Protect against possible UnboundLocalError in gzip._GzipReader.read() (GH-150222) by miss-islington · Pull Request #150231 · python/cpython

X Title: [3.13] gh-137571: Protect against possible UnboundLocalError in gzip._GzipReader.read() (GH-150222) by miss-islington · Pull Request #150231 · python/cpython

Description: This has not been observed in practice, but we cannot be 100% sure that it will not happen with some weird gzip data. (cherry picked from commit 28eac9a) Co-authored-by: Serhiy Storchaka storchaka@gmail.com Issue: gh-137571

Open Graph Description: This has not been observed in practice, but we cannot be 100% sure that it will not happen with some weird gzip data. (cherry picked from commit 28eac9a) Co-authored-by: Serhiy Storchaka storchaka@...

X Description: This has not been observed in practice, but we cannot be 100% sure that it will not happen with some weird gzip data. (cherry picked from commit 28eac9a) Co-authored-by: Serhiy Storchaka storchaka@...

Opengraph URL: https://github.com/python/cpython/pull/150231

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[3.13] gh-137571: Protect against possible UnboundLocalError in gzip._GzipReader.read() (GH-150222) https://github.com/python/cpython/pull/150231/files#top
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b7a6f43 gh-137571: Protect against possible UnboundLocalError in gzip._GzipRe… serhiy-storchaka May 22, 2026 https://github.com/python/cpython/pull/150231/commits/b7a6f43cb88abe910590831611d03044b4f67f60
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