#!/usr/bin/env python

import click

@click.command()
@click.option('--debug', '-d', is_flag=True, envvar='DEBUG', help='Turn on debug output')
@click.argument('branch')
@click.argument('oldsha')
@click.argument('newsha')

def main(debug, branch, oldsha, newsha):

  f = open('branch.log', 'w')
  f.write('branch:' + branch + ', '+ oldsha + ', ' + newsha)
  f.close()

if __name__ == '__main__':

    main()  # pylint: disable=E1120