def _is_connection_old(self):
        """Check whether the current connection age is beyond configured time.
        """
        if not self.connected:
            return False

        return self.connected_at - time.time() > SECS_FOR_CONNECTION_TEARDOWN
dataset/ETHPy150Open pinterest/kingpin/kingpin/thrift_utils/thrift_client_mixin.py/ThriftClientMixin._is_connection_old/swapped operands of `-`