Added flipping functions #2449

Job	Run time
Build ['ubuntu-20.04', python='3.9']	37m 45s
Build ['windows-latest', python='3.9']	56m 15s
Build ['ubuntu-20.04', python='3.10']	46m 11s
Build ['windows-latest', python='3.10']	1h 0m 56s
Build ['ubuntu-20.04', python='3.11']	39m 15s
Build ['windows-latest', python='3.11']	1h 3m 24s
Test ['ubuntu-20.04', python='3.9']	9m 11s
Test ['ubuntu-latest', python='3.9']	8m 48s
Test ['ubuntu-20.04', python='3.10']	8m 26s
Test ['ubuntu-latest', python='3.10']	8m 47s
Test ['ubuntu-20.04', python='3.11']	7m 59s
Test ['ubuntu-latest', python='3.11']	7m 43s
Test ['windows-latest', python='3.9']	20m 41s
Test ['windows-latest', python='3.10']	16m 2s
Test ['windows-latest', python='3.11']	15m 29s
Upload ['${{ matrix.os }}', python='${{ matrix.python }}']	0s
	6h 46m 52s

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