command line parsing in python, useful for parallelizing stuff on multicore machines

command_line_parsing.py

import argparse

def main(c=1, C=1):
  for iteration in [iteration for iteration in range(config.iterations) if iteration % C == c - 1]:
     logger.info("This is iteration %s" % iteration)
     seed(iteration)
     np.random.seed(iteration)
     pass
     

parser = argparse.ArgumentParser()
parser.add_argument("-c", "--core", type=int, help="id of the core to use", default=1)
parser.add_argument("-C", "--cores", type=int, help="total number of cores in use", default=1)
args = parser.parse_args()
main(c=args.core, C=args.cores)