Enforce ruff/Perflint rules (PERF) #1083

Job	Run time
test_cygwin (39, windows-latest)	4m 33s
test_msys2_mingw (mingw64, x86_64, gcc, g++)	1m 40s
test_msys2_mingw (mingw32, i686, gcc, g++)	1m 51s
test_msys2_mingw (ucrt64, ucrt-x86_64, gcc, g++)	1m 43s
test_msys2_mingw (clang64, clang-x86_64, clang, clang++)	1m 43s
ci_setuptools (3.10, ubuntu-latest)	4m 13s
test (3.8, ubuntu-latest)	39s
collateral (diffcov)	49s
test_msvc_python_mingw	2m 32s
test (3.8, macos-latest)	1m 22s
collateral (docs)	27s
test (3.8, windows-latest)	2m 6s
test (3.12, ubuntu-latest)	47s
test (3.12, macos-latest)	56s
test (3.12, windows-latest)	2m 1s
test (3.9, ubuntu-latest)	48s
test (3.10, ubuntu-latest)	42s
test (3.11, ubuntu-latest)	37s
test (pypy3.10, ubuntu-latest)	1m 32s
check	1s
release	0s
	31m 2s

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