def serviceTxPkts(self):
        while self.server.opened and self.txPkts:
            if not self._serviceOneTxPkt():
                break  # blocked try again later
If you exceed the rate limit, an exception is raised.
dataset/ETHPy150Open ioflo/ioflo/ioflo/aio/proto/stacking.py/Stack.serviceTxPkts--crossover with--dataset/ETHPy150Open freakboy3742/pyxero/tests/exceptions.py/ExceptionsTest.test_rate_limit_exceeded