Small cleanup (#841) #1302

Job	Run time
py312 on alpine	1m 5s
Python 3.7 on macos-13	1m 46s
py312 on alpine:aarch64	1m 3s
Python 3.7 on win32	1m 20s
Python 3.12 on macos-13	1m 0s
pep8,packaging on linux, Rust stable	1m 7s
Python 3.12 on win32	2m 35s
py312 on ubuntu-rolling:aarch64	55s
Python 3.12 on macos-latest	32s
Python 3.7 on win64	2m 22s
mypy on linux, Rust stable	43s
Python 3.12 on win64	2m 12s
py37 on linux, Rust stable	35s
py38 on linux, Rust stable	31s
py39 on linux, Rust stable	43s
py310 on linux, Rust stable	39s
py311 on linux, Rust stable	33s
py312 on linux, Rust stable	38s
py313 on linux, Rust stable	48s
pypy3 on linux, Rust stable	1m 1s
pypy3 on linux, Rust stable	49s
py312 on linux, Rust 1.63.0	2m 35s
py312 on linux, Rust 1.64.0	2m 31s
py312 on linux, Rust beta	39s
py312 on linux, Rust nightly	42s
all-green	2s
	29m 26s

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