Update the database with current version of HGNC

    :param str connection: conncetion string
    :param bool silent: silent while import
    :param str hgnc_file_path: import from path HGNC
    :param str hcop_file_path: import from path HCOP (orthologs)
    :param bool low_memory: set to `True` if you have low memory
    :return:

def update(connection=None, silent=False, hgnc_file_path=None, hcop_file_path=None, low_memory=False):
    """Update the database with current version of HGNC

    :param str connection: conncetion string
    :param bool silent: silent while import
    :param str hgnc_file_path: import from path HGNC
    :param str hcop_file_path: import from path HCOP (orthologs)
    :param bool low_memory: set to `True` if you have low memory
    :return:
    """
    database = DbManager(connection)
    database.db_import(silent=silent, hgnc_file_path=hgnc_file_path, hcop_file_path=hcop_file_path, low_memory=low_memory)
    database.session.close()