Parse the code parameter from the a URL

    :param str url: URL to parse
    :return: code query parameter
    :rtype: str

def parse_code(url):
    """
    Parse the code parameter from the a URL

    :param str url: URL to parse
    :return: code query parameter
    :rtype: str
    """
    result = urlparse(url)
    query = parse_qs(result.query)
    return query['code']