def METHOD_NAME(vd, url, filetype=None):
    boto3 = vd.importExternal('boto3')
    psycopg2 = vd.importExternal('psycopg2', 'psycopg2-binary')
    rds = boto3.client('rds')
    url = urlparse(url.given)
    _, region, dbname = url.path.split('/')
    token = rds.generate_db_auth_token(url.hostname, url.port, url.username, region)
    conn = psycopg2.connect(
                user=url.username,
                dbname=dbname,
                host=url.hostname,
                port=url.port,
                password=token)
    return PgTablesSheet(dbname+"_tables", sql=SQL(conn))