…hon#102046)

This PR updates the cmath module documentation to reflect the reality that Python is almost always (and as far as I can tell, that "almost" can be omitted) running on a machine whose C double supports signed zeros.

* Removes misleading references to functions being continuous from above / below / the left / the right at branch cuts
* Expands the note on branch cuts at the top of the module documentation to explain the double-sided sign-of-zero-based behaviour

…1962)

Co-authored-by: C.A.M. Gerlach <CAM.Gerlach@Gerlach.CAM>

Fixes compiler warnings in pytime.c.

…-102070)

Automerge-Triggered-By: GH:erlend-aasland

)

Adapt StringIO, TextIOWrapper, FileIO, Buffered*, and BytesIO types.

Automerge-Triggered-By: GH:erlend-aasland

…onGH-101912)

* pythongh-101907: Removes use of non-standard C++ extension from Include/cpython/code.h

* Make cases_generator correct on Windows

…gh-102074)

…tras instead of a heavy-state loop.