[issue40913] time.sleep ignores errors on Windows

[Eryk Sun]

Eryk Sun <eryksun at gmail.com> added the comment:

> is there any straightforward way to cause WaitForSingleObjectEx to fail?

The wait can fail for ERROR_INVALID_HANDLE or ERROR_ACCESS_DENIED (i.e. the handle lacks SYNCHRONIZE access). If _PyOS_SigintEvent were replaced with get/set functions, then a non-waitable handle could be set temporarily via ctypes.

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nosy: +eryksun

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