rename_branches.py

#!/usr/bin/env python
import os
import subprocess
from git import Repo

working_dir = os.getcwd()

repo = Repo(working_dir)

origin_branches = list()

for ref in repo.git.branch('-r').split('\n'):
    branch = ref.strip()
    if branch.startswith('origin/'):
        if 'HEAD' not in branch and 'master' not in branch:
            origin_branches.append(branch.replace('origin/', ''))

for branch in origin_branches:
    new_branch = branch.replace('ansible/', '')
    subprocess.call(['git', 'checkout', branch])
    subprocess.call(['git', 'branch', '-m', new_branch])
    subprocess.call(['git', 'push', '-d', 'origin', branch])
    subprocess.call(['git', 'push', '-u', 'origin', new_branch])