Fix copyright and add comment #131

Job	Run time
build_windows (3.9)	27m 30s
build_linux (3.9)	2m 23s
build_windows (3.10)	31m 15s
build_linux (3.10)	2m 22s
test_linux (3.9, 1.26*, false, ubuntu-latest)	2s
test_linux (3.10, 1.26*, false, ubuntu-latest)	5s
test_windows (3.9, 1.26*, false, windows-2019)	8s
test_windows (3.10, 1.26*, false, windows-2019)	8s
	1h 3m 53s

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