run.py

#!venv/bin/python
# -*- encoding: utf-8 -*-


import argparse


parser = argparse.ArgumentParser(description='Command line tool to manage the project.')


parser.add_argument(dest='filenames', metavar='filename', nargs='*')

parser.add_argument('-p', '--pat', metavar='pattern', required=True,
                    dest='patterns', action='append',
                    help='text pattern to search for')

parser.add_argument('-v', dest='verbose', action='store_true',
                    help='verbose mode')

parser.add_argument('-o', dest='outfile', action='store',
                    help='output file')

parser.add_argument('--speed', dest='speed', action='store',
                    choices={'slow', 'fast'}, default='slow',
                    help='search speed')

args = parser.parse_args()

# Output the collected arguments
print(args.filenames)
print(args.patterns)
print(args.verbose)
print(args.outfile)
print(args.speed)