Requires-Dist: pywin32 (>1.0); sys.platform == 'win32'
Requires-Dist: [Windows] pywin32 1.0+
That's simpler, shorter, and less ambiguous. Easier to parse for package managers.
Don't you want the PEP to complete? Why this bike-shedding?
I can agree it's shorter. I can't agree that it's simpler, or less ambiguous.