Prepare 1.7 #520

Job	Run time
Test with python 3.6 on windows-latest	2m 5s
Test with python 3.7 on windows-latest	1m 28s
Test with python 3.8 on windows-latest	7m 1s
Test with python 3.11 on windows-latest	7m 1s
Test with python 3.6 on macos-latest	1m 4s
Test with python 3.7 on macos-latest	1m 0s
Test with python 3.8 on macos-latest	6m 52s
Test with python 3.11 on macos-latest	5m 20s
Test with python 2.7 on ubuntu-20.04	30s
Test with python 3.6 on ubuntu-20.04	37s
Test with python 3.7 on ubuntu-latest	28s
Test with python 3.8 on ubuntu-latest	3m 33s
Test with python 3.9 on ubuntu-latest	3m 22s
Test with python 3.10 on ubuntu-latest	3m 10s
Test with python 3.11 on ubuntu-latest	3m 13s
	46m 44s

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