def comm_create(comm, processor_list):
"""
new_comm = comm_create(comm, processor_list)
processor_list: simple python list specifying all the processors
to put into the new communicator.
"""
oldGroup = core.comm_group( comm )
newGroup = core.group_incl( oldGroup, len(processor_list), processor_list )
new_comm = core.comm_create( comm, newGroup )
if new_comm == core.MPI_COMM_NULL:
return None
return Communicator( new_comm )
def comm_create(group, comm ):
"""
"""
return Communicator(core.comm_create(group, comm))
