checkout git branch by substring

gico

#!/usr/bin/env python
"Checkout git branch with name substring"

from __future__ import print_function

import sys

from subprocess import check_output


def main(branch_name):
    check_output(['git', 'fetch', 'origin'])
    remote_branches = check_output(['git', 'branch', '-r']).split()
    matching_branches = [branch.decode('utf-8') for branch in remote_branches if branch_name in branch]
    if not matching_branches:
        print('no matching branches')
        sys.exit(1)
    if len(matching_branches) > 1:
        print('several branches match:', matching_branches)
        sys.exit(1)
    branch_name = matching_branches[0].rsplit('/')[-1]
    check_output(['git', 'checkout', branch_name])
    check_output(['git', 'pull', '--ff-only'])


if __name__ == '__main__':
    main(sys.argv[1])

Awesome script my man! Found it super helpful. I tend to work with tens of branches at a time, all starting with a 6-digit number. This really sped that workflow up.