Tests

Start testing Python 3.15 #22202

Job	Run time
Test mypyc suite with 32-bit Python	8m 45s
Test suite with py312-ubuntu	10m 5s
Test suite with py310-ubuntu, mypyc-compiled	16m 34s
Test suite with py315-ubuntu, mypyc-compiled	15m 48s
Test suite with py313-ubuntu, mypyc-compiled	15m 36s
Test suite with py314-ubuntu, mypyc-compiled	16m 25s
mypyc runtime tests with py310-ubuntu	6m 41s
Test suite with py311-ubuntu	9m 37s
Test suite with py314-windows-64	22m 12s
Test suite with py314t-ubuntu, mypyc-compiled	17m 16s
Parallel tests with py314-ubuntu, interpreted	22m 16s
Parallel tests with py314-ubuntu, mypyc-compiled	22m 13s
Parallel tests with py314-windows-64, interpreted	11m 54s
mypyc runtime tests with py313-macos	6m 10s
Type check our own code (py310-windows-64)	2m 2s
Type check our own code (py310-ubuntu)	1m 4s
Formatting and code style with Black + ruff	1m 55s
	3h 26m 33s

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