Cython perf simplification #1465

Job	Run time
runnable	0s
lint / lint	28s
test (3.9, true, true, ubuntu-latest)	8m 19s
test (3.9, true, true, macos-13)	1m 25s
test (3.9, true, false, ubuntu-latest)	7m 56s
test (3.9, true, false, macos-13)	10m 9s
test (3.9, true, false, macos-latest)	3m 11s
test (3.9, false, false, ubuntu-latest)	6m 49s
test (3.9, false, false, macos-13)	9m 0s
test (3.9, false, false, macos-latest)	6m 31s
test (3.13, true, false, ubuntu-latest)	10m 10s
test (3.13, true, false, macos-13)	10m 8s
test (3.13, true, false, macos-latest)	8m 5s
	1h 22m 11s

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