[issue21560] gzip.write changes trailer ISIZE field before type checking - corrupted gz file after trying to write string

[Serhiy Storchaka]

Serhiy Storchaka added the comment:

Tests are taken from issue23688. Thanks for your contribution Wolfgang.

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assignee:  -> serhiy.storchaka
nosy: +serhiy.storchaka
resolution:  -> fixed
stage: test needed -> resolved
status: open -> closed

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue21560>
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