4.5. tkwant.mpi – Parallelizing simulations with the Message Passing Interface (MPI)

4.5.1. MPI helper functions

communicator_init([comm])	Initialize a global MPI communicator for tkwant.
communicator_free()	Free the global tkwant MPI communicator
get_communicator([comm])	Return the global tkwant MPI communicator if input comm is None
distribute_dict(input_dict, distribute_keys, …)	Distribute a dict over all MPI ranks.
DistributedDict([data, comm])	A class to handle a dictionary which is distributed over MPI ranks.
round_robin(comm, key)	Schedule integer keys in a round robin fashion to the MPI ranks.