def METHOD_NAME():
    assert mpi.get_rank() == MPI.COMM_WORLD.rank
    assert mpi.get_Npus() == MPI.COMM_WORLD.size
    assert isinstance(mpi.get_comm(), MPI.Intracomm)
    assert isinstance(mpi.get_comm(), MPI.Intracomm)
    assert isinstance(mpi.get_node_comm(), MPI.Intracomm)