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[ Module Hierarchy | Class Hierarchy ]

# Class Hierarchy

- object: The most base type
  - exceptions.BaseException: Common base class for all exceptions
    - exceptions.Exception: Common base class for all non-exit exceptions.
      - exceptions.StandardError: Base class for all standard Python exceptions that do not represent interpreter exiting.
        - exceptions.RuntimeError: Unspecified run-time error.
          - mpi4py.MPI.Exception: Exception
  - mpi4py.MPI.Comm: Communicator
    - mpi4py.MPI.Intercomm: Intercommunicator
    - mpi4py.MPI.Intracomm: Intracommunicator
      - mpi4py.MPI.Cartcomm: Cartesian topology intracommunicator
      - mpi4py.MPI.Distgraphcomm: Distributed graph topology intracommunicator
      - mpi4py.MPI.Graphcomm: General graph topology intracommunicator
  - mpi4py.MPI.Datatype: Datatype
  - mpi4py.MPI.Errhandler: Error Handler
  - mpi4py.MPI.File: File
  - mpi4py.MPI.Group: Group
  - mpi4py.MPI.Info: Info
  - mpi4py.MPE.LogEvent
  - mpi4py.MPE.LogState
  - mpi4py.MPI.Op: Op
  - mpi4py.MPI.Request: Request
    - mpi4py.MPI.Grequest: Generalized request
    - mpi4py.MPI.Prequest: Persistent request
  - mpi4py.MPI.Status: Status
  - mpi4py.MPI.Win: Window
  - mpi4py.MPI._p_Pickle
  - mpi4py.MPI._p_buffer
  - mpi4py.MPI._p_greq
  - mpi4py.MPI._p_message
  - mpi4py.MPI._p_msg_cco
  - mpi4py.MPI._p_msg_io
  - mpi4py.MPI._p_msg_p2p
  - mpi4py.MPI._p_msg_rma