Added mpi4py send/recv support and alltoall library node #1288
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alexnick83
requested changes
Jun 30, 2023
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@alexnick83 wouldn’t we rather use replaces_method of the mpi4py communicator object instead? |
That would make sense only if the communicator Python object existed. We should prefer creating the communicators in C directly. Using a preexisting communicator could be interesting and it may be possible; mpi4py returns the Fortran ID of the communicators. However, I have not done any tests to see if passing this integer to C and calling |
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Summary
Added mpi4py send/recv support and alltoall library node
Description
Added replacements and unit tests for mpi4py.MPI.COMM_WORLD.Send and mpi4py.MPI.COMM_WORLD.Recv.
Implemented the library node and unit test for the alltoall collective.