proteus.Comm module

Module for controlling MPI

proteus.Comm.init()

proteus.Comm.get()

class proteus.Comm.Comm

Bases: object

Proteus wrapper around PETSc/MPI communicators

This is a very simple class that provides compatibility with older Proteus comm objects.

isInitialized()

rank()

Return position in this communicator (0-indexed)

size()

Return number of processes on this communicator

barrier()

Block all processes on this communicator until all have called this method

isMaster()

Return true if this process is the ‘master’ for this communicator

beginSequential(ng=1)

Begin a block of code to be completed sequentially by each process

endSequential(ng=1)

End a block of code to be completed sequentially by each process

globalSum(value)

globalMax(value)

globalMin(value)

proteus.Comm.globalSum(value)

proteus.Comm.globalMax(value)

proteus.Comm.globalMin(value)