all_gather.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-

from __future__ import absolute_import
import os
import logging.handlers

from mpi4py import MPI
from gather import gather
from diffusion_hypercube import diffusion
from mpi_obj import MPIObj

PYTHON_LOGGER = logging.getLogger(__name__)
if not os.path.exists("log"):
    os.mkdir("log")
HDLR = logging.handlers.TimedRotatingFileHandler("log/all_gather.log",
                                                 when="midnight", backupCount=60)
STREAM_HDLR = logging.StreamHandler()
FORMATTER = logging.Formatter("%(asctime)s %(filename)s [%(levelname)s] %(message)s")
HDLR.setFormatter(FORMATTER)
STREAM_HDLR.setFormatter(FORMATTER)
PYTHON_LOGGER.addHandler(HDLR)
PYTHON_LOGGER.addHandler(STREAM_HDLR)
PYTHON_LOGGER.setLevel(logging.DEBUG)

# Absolute path to the folder location of this python file
FOLDER_ABSOLUTE_PATH = os.path.normpath(os.path.dirname(os.path.abspath(__file__)))


def all_gather(tab, mpi_obj):
    big_tab = gather(0, tab, mpi_obj)
    diffusion(0, big_tab, mpi_obj)


if __name__ == "__main__":
    mpi_obj = MPIObj()
    all_gather([mpi_obj.me], mpi_obj)