fix final issues in PR #71

Job	Run time
sdist	29s
build on linux (x86_64) (auto)	1m 34s
build on linux (x86) (auto)	1m 53s
build on linux (aarch64) (auto)	1m 53s
build on linux (armv7) (auto)	1m 58s
build on linux (ppc64le) (auto)	1m 54s
build on linux (s390x) (auto)	1m 48s
build on linux (x86_64) (musllinux_1_2)	1m 19s
build on linux (x86) (musllinux_1_2)	2m 27s
build on linux (aarch64) (musllinux_1_2)	1m 36s
build on linux (armv7) (musllinux_1_2)	1m 26s
build on windows (x86_64) (auto)	4m 36s
build on windows (x86) (auto)	3m 58s
build on macos (x86_64) (auto)	58s
build on macos (aarch64) (auto)	59s
Release	1m 51s
	30m 39s

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