gpg.py 文件源码

def get_latest_tag(path,
                         exec_function=asyncio.create_subprocess_exec):
    """Get the latest tag in path.

    Args:
        path (str): the path to run ``git describe --abbrev=0`` in.

    Returns:
        str: the tag name found.

    Raises:
        ScriptWorkerRetryException: on failure.

    """
    proc = await exec_function(
        'git', "describe", "--abbrev=0", cwd=path,
        stdout=PIPE, stderr=DEVNULL, stdin=DEVNULL, close_fds=True,
    )
    tag, err = await proc.communicate()
    exitcode = await proc.wait()
    if exitcode:
        raise ScriptWorkerRetryException(
            "Can't get tag at {}: {}!".format(path, err)
        )
    return tag.decode('utf-8').rstrip()