[3.7] bpo-32751: Wait for task cancel in asyncio.wait_for() when timeout <= 0 (GH-21895) by elprans · Pull Request #21968

[3.7] bpo-32751: Wait for task cancel in asyncio.wait_for() when timeout <= 0 (GH-21895) by elprans · Pull Request #21968 · python/cpython

…out <= 0 (pythonGH-21895)

When I was fixing bpo-32751 back in pythonGH-7216 I missed the case when
*timeout* is zero or negative.  This takes care of that.

Props to @aaliddell for noticing the inconsistency..
(cherry picked from commit c517fc7)

Co-authored-by: Elvis Pranskevichus <elvis@magic.io>

1st1 approved these changes Aug 26, 2020