Tests

Be strict about arg names in protocol compatibility #21309

Job	Run time
Test mypyc suite with 32-bit Python	9m 49s
Test suite with py314t-ubuntu, mypyc-compiled	16m 44s
Test suite with py313-ubuntu, mypyc-compiled	14m 51s
Test suite with py314-windows-64	27m 2s
Parallel tests with py314-ubuntu, interpreted	23m 40s
Test suite with py314-ubuntu, mypyc-compiled	14m 17s
Test suite with py310-ubuntu, mypyc-compiled	15m 39s
Test suite with py311-ubuntu	9m 6s
mypyc runtime tests with py310-ubuntu	5m 52s
Test suite with py312-ubuntu	9m 15s
Type check our own code (py310-windows-64)	2m 38s
Parallel tests with py314-ubuntu, mypyc-compiled	27m 5s
Parallel tests with py314-windows-64, interpreted	12m 4s
Formatting and code style with Black + ruff	1m 54s
Type check our own code (py310-ubuntu)	1m 47s
mypyc runtime tests with py313-macos	4m 0s
	3h 15m 43s

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