Test: Self binding for Parameters #325

Job	Run time
Test mypyc suite with 32-bit Python	8m 39s
Test suite with py38-ubuntu, mypyc-compiled	20m 3s
Test suite with py38-windows-64	26m 17s
Test suite with py39-ubuntu	19m 9s
Test suite with py310-ubuntu	17m 53s
Test suite with py311-ubuntu, mypyc-compiled	18m 0s
Test suite with py312-ubuntu, mypyc-compiled	19m 46s
mypyc runtime tests with py39-macos	8m 23s
mypyc runtime tests with py38-debug-build-ubuntu	5m 20s
Type check our own code (py38-ubuntu)	1m 49s
Type check our own code (py38-windows-64)	2m 41s
Formatting and code style with Black + ruff	45s
	2h 28m 45s

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