def extract_property_from_uri(uri: str) -> str:
    """
    从property uri中提取出property name
    :param uri: 如 <http://www.kg.com/kg/ontoligies/ifa#createTime>
    :return: 如 'createTime'
    """
    separator_idx = uri.rfind('#')
    if separator_idx == -1:
        raise ValueError
    return uri[separator_idx + 1:]