Python3 Terminal Script Template

python3-script-template.py

#!/usr/bin/env python3
# -*- coding: utf-8 -*-

"""Template for python3 terminal scripts.

This gist allows you to quickly create a functioning
python3 terminal script using argparse and subprocess.
"""

import argparse
import os
import sys
import subprocess

__author__ = "Author Name"
__copyright__ = "Copyright 2019, Author Org"
__credits__ = ["Author Name"]
__license__ = "MIT"
__version__ = "0.0.1"
__maintainer__ = "Author Name"
__email__ = "author@email.com"
__status__ = "Development"

parser = argparse.ArgumentParser(description='Script description')

# Positional Arguments
parser.add_argument('argument_name',
                    help="argument description",
                    nargs='?',
                    const=0)

# Optional Arguments
parser.add_argument("-f", "--foo",
                    help="specify foo",
                    action='store_true')
parser.add_argument("-b", "--bar",
                    help="specify bar",
                    metavar='BAR',
                    nargs=1)

args = parser.parse_args()


def main():
    if args.foo:
        subprocess.run(["echo", "bar"])
    if args.argument_name:
        print("Argument name: %s" % args.argument_name)
    if args.bar:
        print("Specified bar: %s" % args.bar)

if __name__ == '__main__':
    main()