mpi4py.MPI.Intercomm

class mpi4py.MPI.Intercomm

Bases: Comm

Intercommunicator

static __new__(cls, comm=None)

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

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

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

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

Attributes Documentation

remote_group: remote group

remote_size: number of remote processes