"""
Module Docstring
"""

__author__ = "Your Name"
__version__ = "0.1.0"
__license__ = "MIT"

import argparse


def main(args):
    """ Main entry point of the app """
    print("hello world")
    print(args)


if __name__ == "__main__":
    """ This is executed when run from the command line """
    parser = argparse.ArgumentParser()

    # Required positional argument
    parser.add_argument("arg", help="Required positional argument")

    # Optional argument flag which defaults to False
    parser.add_argument('-f', '--flag', action="store_true", default=False)

    # Optional argument which requires a parameter (eg. -d test)
    parser.add_argument("-n", "--name", action="store", dest="name")

    # Optional verbosity counter (eg. -v, -vv, -vvv, etc.)
    parser.add_argument(
        '-v',
        '--verbose',
        action='count',
        default=0,
        help="Verbosity (-v, -vv, etc)")

    # Specify output of '--version'
    parser.add_argument(
        '--version',
        action='version',
        version='%(prog)s (version {version})'.format(version=__version__))

    args = parser.parse_args()
    main(args)

"""
You can auto-discover and run all tests with this command:

    py.test

Documentation: https://docs.pytest.org/en/latest/
"""


def inc(x):
    return x + 1


def test_answer():
    assert inc(3) == 5

pytest>=3.0.7