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.