Test

Cover common `isinstance` calling patterns with some overloads #36716

Job	Run time
stub_uploader tests	2m 29s
Check typeshed structure	10s
pyright: Run test cases (Linux, 3.14)	1m 24s
mypy: Run test cases	2m 6s
pyright: Run test cases (Linux, 3.11)	1m 11s
pyright: Run test cases (Windows, 3.14)	1m 17s
pyright: Run test cases (Linux, 3.12)	1m 13s
pyright: Run test cases (Windows, 3.11)	1m 23s
pyright: Run test cases (Windows, 3.12)	1m 34s
pyright: Run test cases (Linux, 3.13)	1m 22s
pyright: Run test cases (Windows, 3.13)	1m 27s
pyright: Run test cases (Darwin, 3.12)	1m 20s
pyright: Run test cases (Darwin, 3.14)	1m 22s
pyright: Run test cases (Darwin, 3.11)	1m 16s
mypy: Check stubs (win32, 3.13)	1m 53s
pyright: Run test cases (Darwin, 3.13)	1m 20s
mypy: Check stubs (win32, 3.12)	2m 0s
mypy: Check stubs (win32, 3.11)	1m 47s
mypy: Check stubs (darwin, 3.10)	1m 53s
mypy: Check stubs (linux, 3.10)	1m 50s
mypy: Check stubs (darwin, 3.14)	1m 50s
mypy: Check stubs (darwin, 3.13)	1m 53s
mypy: Check stubs (linux, 3.15)	2m 29s
mypy: Check stubs (win32, 3.14)	1m 50s
mypy: Check stubs (linux, 3.14)	2m 0s
mypy: Check stubs (linux, 3.13)	2m 4s
mypy: Check stubs (win32, 3.10)	1m 40s
mypy: Check stubs (linux, 3.11)	1m 41s
mypy: Check stubs (linux, 3.12)	1m 44s
mypy: Check stubs (darwin, 3.12)	2m 0s
mypy: Check stubs (darwin, 3.11)	1m 51s
mypy: Check stubs (darwin, 3.15)	2m 29s
mypy: Check stubs (win32, 3.15)	2m 29s
	56m 17s

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