mpi4py.MPI.Intercomm

class mpi4py.MPI.Intercomm

Bases: Comm

Intercommunicator.

static __new__(cls, comm=None)

Parameters:: comm (Intercomm | None) –
Return type:: Self

Methods Summary

`Create_from_groups`(local_group, ...[, ...])	Create communicator from group.
`Get_remote_group`()	Access the remote group associated with the inter-communicator.
`Get_remote_size`()	Intercommunicator remote size.
`Merge`([high])	Merge intercommunicator into an intracommunicator.

Attributes Summary

`remote_group`	Remote group.
`remote_size`	Number of remote processes.

Methods Documentation

classmethod Create_from_groups(local_group, local_leader, remote_group, remote_leader, stringtag='org.mpi4py', info=INFO_NULL, errhandler=None)

Create communicator from group.

Parameters:

local_group (Group) –
local_leader (int) –
remote_group (Group) –
remote_leader (int) –
stringtag (str) –
info (Info) –
errhandler (Errhandler | None) –

Return type:

Intracomm

Get_remote_group()

Access the remote group associated with the inter-communicator.

Return type:: Group

Get_remote_size()

Intercommunicator remote size.

Return type:: int

Merge(high=False)

Merge intercommunicator into an intracommunicator.

Parameters:: high (bool) –
Return type:: Intracomm

Attributes Documentation

remote_group: Remote group.

remote_size: Number of remote processes.