[issue43429] mmap.size() raises OSError on Unix for anonymous memory

[Zackery Spytz]

New submission from Zackery Spytz <zspytz at gmail.com>:

For anonymous memory, mmap.size() works without issue on Windows, but it raises OSError on Unix.

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components: Extension Modules
messages: 388252
nosy: ZackerySpytz
priority: normal
severity: normal
status: open
title: mmap.size() raises OSError on Unix for anonymous memory
type: behavior
versions: Python 3.10

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue43429>
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