mpi4py.MPI.Comm
===============

.. currentmodule:: mpi4py.MPI

.. autoclass:: Comm
   :show-inheritance:

   
   .. automethod:: __new__

   
   .. rubric:: Methods Summary
   .. autosummary::
   
      ~Comm.Abort
      ~Comm.Ack_failed
      ~Comm.Agree
      ~Comm.Allgather
      ~Comm.Allgather_init
      ~Comm.Allgatherv
      ~Comm.Allgatherv_init
      ~Comm.Allreduce
      ~Comm.Allreduce_init
      ~Comm.Alltoall
      ~Comm.Alltoall_init
      ~Comm.Alltoallv
      ~Comm.Alltoallv_init
      ~Comm.Alltoallw
      ~Comm.Alltoallw_init
      ~Comm.Attach_buffer
      ~Comm.Barrier
      ~Comm.Barrier_init
      ~Comm.Bcast
      ~Comm.Bcast_init
      ~Comm.Bsend
      ~Comm.Bsend_init
      ~Comm.Call_errhandler
      ~Comm.Clone
      ~Comm.Compare
      ~Comm.Create
      ~Comm.Create_errhandler
      ~Comm.Create_keyval
      ~Comm.Delete_attr
      ~Comm.Detach_buffer
      ~Comm.Disconnect
      ~Comm.Dup
      ~Comm.Dup_with_info
      ~Comm.Flush_buffer
      ~Comm.Free
      ~Comm.Free_keyval
      ~Comm.Gather
      ~Comm.Gather_init
      ~Comm.Gatherv
      ~Comm.Gatherv_init
      ~Comm.Get_attr
      ~Comm.Get_errhandler
      ~Comm.Get_failed
      ~Comm.Get_group
      ~Comm.Get_info
      ~Comm.Get_name
      ~Comm.Get_parent
      ~Comm.Get_rank
      ~Comm.Get_size
      ~Comm.Get_topology
      ~Comm.Iagree
      ~Comm.Iallgather
      ~Comm.Iallgatherv
      ~Comm.Iallreduce
      ~Comm.Ialltoall
      ~Comm.Ialltoallv
      ~Comm.Ialltoallw
      ~Comm.Ibarrier
      ~Comm.Ibcast
      ~Comm.Ibsend
      ~Comm.Idup
      ~Comm.Idup_with_info
      ~Comm.Iflush_buffer
      ~Comm.Igather
      ~Comm.Igatherv
      ~Comm.Improbe
      ~Comm.Iprobe
      ~Comm.Irecv
      ~Comm.Ireduce
      ~Comm.Ireduce_scatter
      ~Comm.Ireduce_scatter_block
      ~Comm.Irsend
      ~Comm.Is_inter
      ~Comm.Is_intra
      ~Comm.Is_revoked
      ~Comm.Iscatter
      ~Comm.Iscatterv
      ~Comm.Isend
      ~Comm.Isendrecv
      ~Comm.Isendrecv_replace
      ~Comm.Ishrink
      ~Comm.Issend
      ~Comm.Join
      ~Comm.Mprobe
      ~Comm.Precv_init
      ~Comm.Probe
      ~Comm.Psend_init
      ~Comm.Recv
      ~Comm.Recv_init
      ~Comm.Reduce
      ~Comm.Reduce_init
      ~Comm.Reduce_scatter
      ~Comm.Reduce_scatter_block
      ~Comm.Reduce_scatter_block_init
      ~Comm.Reduce_scatter_init
      ~Comm.Revoke
      ~Comm.Rsend
      ~Comm.Rsend_init
      ~Comm.Scatter
      ~Comm.Scatter_init
      ~Comm.Scatterv
      ~Comm.Scatterv_init
      ~Comm.Send
      ~Comm.Send_init
      ~Comm.Sendrecv
      ~Comm.Sendrecv_replace
      ~Comm.Set_attr
      ~Comm.Set_errhandler
      ~Comm.Set_info
      ~Comm.Set_name
      ~Comm.Shrink
      ~Comm.Split
      ~Comm.Split_type
      ~Comm.Ssend
      ~Comm.Ssend_init
      ~Comm.allgather
      ~Comm.allreduce
      ~Comm.alltoall
      ~Comm.barrier
      ~Comm.bcast
      ~Comm.bsend
      ~Comm.f2py
      ~Comm.free
      ~Comm.fromhandle
      ~Comm.gather
      ~Comm.ibsend
      ~Comm.improbe
      ~Comm.iprobe
      ~Comm.irecv
      ~Comm.isend
      ~Comm.issend
      ~Comm.mprobe
      ~Comm.probe
      ~Comm.py2f
      ~Comm.recv
      ~Comm.reduce
      ~Comm.scatter
      ~Comm.send
      ~Comm.sendrecv
      ~Comm.ssend

   
   .. rubric:: Attributes Summary
   .. autosummary::
   
      ~Comm.group
      ~Comm.handle
      ~Comm.info
      ~Comm.is_inter
      ~Comm.is_intra
      ~Comm.is_topo
      ~Comm.name
      ~Comm.rank
      ~Comm.size
      ~Comm.topology

   
   .. rubric:: Methods Documentation
   
   .. automethod:: Abort
   .. automethod:: Ack_failed
   .. automethod:: Agree
   .. automethod:: Allgather
   .. automethod:: Allgather_init
   .. automethod:: Allgatherv
   .. automethod:: Allgatherv_init
   .. automethod:: Allreduce
   .. automethod:: Allreduce_init
   .. automethod:: Alltoall
   .. automethod:: Alltoall_init
   .. automethod:: Alltoallv
   .. automethod:: Alltoallv_init
   .. automethod:: Alltoallw
   .. automethod:: Alltoallw_init
   .. automethod:: Attach_buffer
   .. automethod:: Barrier
   .. automethod:: Barrier_init
   .. automethod:: Bcast
   .. automethod:: Bcast_init
   .. automethod:: Bsend
   .. automethod:: Bsend_init
   .. automethod:: Call_errhandler
   .. automethod:: Clone
   .. automethod:: Compare
   .. automethod:: Create
   .. automethod:: Create_errhandler
   .. automethod:: Create_keyval
   .. automethod:: Delete_attr
   .. automethod:: Detach_buffer
   .. automethod:: Disconnect
   .. automethod:: Dup
   .. automethod:: Dup_with_info
   .. automethod:: Flush_buffer
   .. automethod:: Free
   .. automethod:: Free_keyval
   .. automethod:: Gather
   .. automethod:: Gather_init
   .. automethod:: Gatherv
   .. automethod:: Gatherv_init
   .. automethod:: Get_attr
   .. automethod:: Get_errhandler
   .. automethod:: Get_failed
   .. automethod:: Get_group
   .. automethod:: Get_info
   .. automethod:: Get_name
   .. automethod:: Get_parent
   .. automethod:: Get_rank
   .. automethod:: Get_size
   .. automethod:: Get_topology
   .. automethod:: Iagree
   .. automethod:: Iallgather
   .. automethod:: Iallgatherv
   .. automethod:: Iallreduce
   .. automethod:: Ialltoall
   .. automethod:: Ialltoallv
   .. automethod:: Ialltoallw
   .. automethod:: Ibarrier
   .. automethod:: Ibcast
   .. automethod:: Ibsend
   .. automethod:: Idup
   .. automethod:: Idup_with_info
   .. automethod:: Iflush_buffer
   .. automethod:: Igather
   .. automethod:: Igatherv
   .. automethod:: Improbe
   .. automethod:: Iprobe
   .. automethod:: Irecv
   .. automethod:: Ireduce
   .. automethod:: Ireduce_scatter
   .. automethod:: Ireduce_scatter_block
   .. automethod:: Irsend
   .. automethod:: Is_inter
   .. automethod:: Is_intra
   .. automethod:: Is_revoked
   .. automethod:: Iscatter
   .. automethod:: Iscatterv
   .. automethod:: Isend
   .. automethod:: Isendrecv
   .. automethod:: Isendrecv_replace
   .. automethod:: Ishrink
   .. automethod:: Issend
   .. automethod:: Join
   .. automethod:: Mprobe
   .. automethod:: Precv_init
   .. automethod:: Probe
   .. automethod:: Psend_init
   .. automethod:: Recv
   .. automethod:: Recv_init
   .. automethod:: Reduce
   .. automethod:: Reduce_init
   .. automethod:: Reduce_scatter
   .. automethod:: Reduce_scatter_block
   .. automethod:: Reduce_scatter_block_init
   .. automethod:: Reduce_scatter_init
   .. automethod:: Revoke
   .. automethod:: Rsend
   .. automethod:: Rsend_init
   .. automethod:: Scatter
   .. automethod:: Scatter_init
   .. automethod:: Scatterv
   .. automethod:: Scatterv_init
   .. automethod:: Send
   .. automethod:: Send_init
   .. automethod:: Sendrecv
   .. automethod:: Sendrecv_replace
   .. automethod:: Set_attr
   .. automethod:: Set_errhandler
   .. automethod:: Set_info
   .. automethod:: Set_name
   .. automethod:: Shrink
   .. automethod:: Split
   .. automethod:: Split_type
   .. automethod:: Ssend
   .. automethod:: Ssend_init
   .. automethod:: allgather
   .. automethod:: allreduce
   .. automethod:: alltoall
   .. automethod:: barrier
   .. automethod:: bcast
   .. automethod:: bsend
   .. automethod:: f2py
   .. automethod:: free
   .. automethod:: fromhandle
   .. automethod:: gather
   .. automethod:: ibsend
   .. automethod:: improbe
   .. automethod:: iprobe
   .. automethod:: irecv
   .. automethod:: isend
   .. automethod:: issend
   .. automethod:: mprobe
   .. automethod:: probe
   .. automethod:: py2f
   .. automethod:: recv
   .. automethod:: reduce
   .. automethod:: scatter
   .. automethod:: send
   .. automethod:: sendrecv
   .. automethod:: ssend

   
   .. rubric:: Attributes Documentation
   
   .. autoattribute:: group
   .. autoattribute:: handle
   .. autoattribute:: info
   .. autoattribute:: is_inter
   .. autoattribute:: is_intra
   .. autoattribute:: is_topo
   .. autoattribute:: name
   .. autoattribute:: rank
   .. autoattribute:: size
   .. autoattribute:: topology