Function diff_old_new_branch

tools/backport.py:501–508

(branch_name)

def diff_old_new_branch(branch_name):
    branch_name_old = branch_name + "-old"
    if not branch_exists(branch_name_old):
        return
    if os.isatty(sys.stdout.fileno()):
        print("\nWill show diff between previous branch and new branch.")
        input("Press enter to continue.")
    run(["git", "diff", branch_name_old, branch_name])


def last_tag_tuple() -> tuple[str, str, str]: