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Filename : rename-branch.py

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#!/usr/bin/python3
# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later

import argparse

from dulwich.client import get_transport_and_path_from_url
from dulwich.objects import ZERO_SHA
from dulwich.pack import pack_objects_to_data

parser = argparse.ArgumentParser()
parser.add_argument("url", type=str)
parser.add_argument("old_ref", type=str)
parser.add_argument("new_ref", type=str)
args = parser.parse_args()

client, path = get_transport_and_path_from_url(args.url)


def generate_pack_data(*args, **kwargs):
    return pack_objects_to_data([])


def update_refs(refs):
    sha = refs[args.old_ref.encode("utf-8")]
    return {args.old_ref.encode("utf-8"): ZERO_SHA, args.new_ref.encode("utf-8"): sha}


client.send_pack(path, update_refs, generate_pack_data)
print(f"Renamed {args.old_ref} to {args.new_ref}")