Delete your unused git branches

cleanse.py

import subprocess
from git import Repo


def delete_branch(branch):
    branch_name = branch.name[7:]  # chop off "origin/"
    exit_code = subprocess.call(['git', 'push', 'origin', '--delete', branch_name])
    if exit_code != 0:
        print('problem deleting', branch_name)


def main(whitelist):
    repo = Repo('.')
    assert len(repo.remotes) == 1, 'too many remotes'
    origin = repo.remotes[0]
    throwaways = [b for b in origin.refs if not_whitelisted(b.name, whitelist)]
    for branch in throwaways:
        delete_branch(branch)


def not_whitelisted(branch_name, whitelist):
    for keyword in whitelist:
        if keyword.lower() in branch_name.lower():
            return False
    return True

if __name__ == '__main__':
    whitelist = ['master', 'HEAD']
    main(whitelist)