Fix type-checking (#3260) #3613

Job	Run time
tox env type on ubuntu-latest	42s
test 3.12 on ubuntu-latest	32s
tox env type on windows-latest	27s
test 3.12 on windows-latest	28s
tox env dev on ubuntu-latest	35s
test 3.12 on macos-latest	39s
tox env dev on windows-latest	29s
test 3.11 on ubuntu-latest	41s
tox env docs on ubuntu-latest	42s
test 3.11 on windows-latest	27s
tox env docs on windows-latest	27s
test 3.11 on macos-latest	39s
tox env pkg_meta on ubuntu-latest	29s
test 3.10 on ubuntu-latest	33s
test 3.10 on windows-latest	29s
test 3.10 on macos-latest	41s
test 3.9 on ubuntu-latest	1s
test 3.9 on windows-latest	1s
test 3.9 on macos-latest	41s
test 3.8 on ubuntu-latest	42s
test 3.8 on windows-latest	28s
test 3.8 on macos-latest	37s
	11m 30s

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