Cython perf simplification (#861) #1492

Job	Run time
runnable	0s
lint / lint	24s
test (3.9, true, true, ubuntu-latest)	8m 7s
test (3.9, true, true, macos-13)	19m 10s
test (3.9, true, false, ubuntu-latest)	7m 46s
test (3.9, true, false, macos-13)	12m 51s
test (3.9, true, false, macos-latest)	6m 6s
test (3.9, false, false, ubuntu-latest)	6m 54s
test (3.9, false, false, macos-13)	14m 24s
test (3.9, false, false, macos-latest)	4m 52s
test (3.13, true, false, ubuntu-latest)	10m 54s
test (3.13, true, false, macos-13)	16m 36s
test (3.13, true, false, macos-latest)	7m 58s
	1h 56m 2s

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