Switch to Pythoncall #1950

Job	Run time
ISO_OP on Julia 1 - ubuntu-latest	21m 2s
ISO_OP_FS on Julia 1 - ubuntu-latest	20m 51s
TTI_OP on Julia 1 - ubuntu-latest	39m 1s
TTI_OP_FS on Julia 1 - ubuntu-latest	44m 27s
BASICS on Julia 1 - ubuntu-latest	16m 16s
ISO_OP on Julia 1 - macos-15	13m 45s
ISO_OP on Julia 1.8 - macos-15	17m 54s
ISO_OP on Julia 1.9 - macos-15	15m 42s
VISCO_AC_OP on Julia 1.9 - ubuntu-latest	26m 31s
ISO_OP on Julia 1.10 - ubuntu-latest	19m 55s
	3h 55m 24s

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