How it's possible to have async consumer?
On Sun, Nov 10, 2013 at 11:06 AM, Marc Labbe <mrla...@gmail.com> wrote: > Hi David, > > check for mahendra's fork of kafka-python, he has implemented gevent > support in a branch (https://github.com/mahendra/kafka-python/tree/gevent) but > it hasn't made it to the main repo (yet). I am not sure why and I haven't > tested it myself. > > For brod, AFAIK, it doesn't support 0.8 so you have to use it with 0.7.x. > On the other hand, kafka-python is the only python library I know of that > supports 0.8. > > cheers, > marc > > > On Sat, Nov 9, 2013 at 6:34 PM, David Montgomery > <davidmontgom...@gmail.com>wrote: > >> Hi, >> >> Even even further...using/kafka-python ( >> https://github.com/mumrah/kafka-python) I get the below error. There is >> nothing wrong with my kafka server. I can telnet to 9092 just fine. >> >> Again..hoping for a python client that works with gevent. kafka-python did >> nok event make it past the connection. >> >> kafka = KafkaClient(kafka_domain, 9092) >> No handlers could be found for logger "kafka" >> Traceback (most recent call last): >> File "/home/ubuntu/workspace/rtbhui-devops/servers/worker_server.py", >> line 133, in <module> >> kafka = KafkaClient(kafka_domain, 9092) >> File >> >> "/usr/local/lib/python2.7/dist-packages/kafka_python-0.8.1_1-py2.7.egg/kafka/client.py", >> line 32, in __init__ >> self._load_metadata_for_topics() >> File >> >> "/usr/local/lib/python2.7/dist-packages/kafka_python-0.8.1_1-py2.7.egg/kafka/client.py", >> line 69, in _load_metadata_for_topics >> raise Exception("All servers failed to process request") >> Exception: All servers failed to process request >> >> >> >> On Sun, Nov 10, 2013 at 5:47 AM, David Montgomery < >> davidmontgom...@gmail.com >> > wrote: >> >> > Hi, >> > >> > I asked this question on StackOverflow. No response. No solution seems >> > tp work...even for a python lib that was designed for gevent and kafka, >> Is >> > there any otehr libary that works with gevent wit python that works? >> > >> > >> > >> > >> > am trying to use gevent to write to kafka using brod on python 2.7. >> > >> > Here is the error message I get. Guess its to do blocking. brod supports >> > tornado but I use gevent. >> > >> > No handlers could be found for logger "brod.socket"Traceback (most >> recent call last): >> > File "/var/chef/cache/src/gevent/gevent/greenlet.py", line 328, in run >> > result = self._run(*self.args, **self.kwargs) >> > File "worker_server.py", line 204, in execute_kafka_pipe >> > kafka.produce(topic,payload) >> > File >> "/usr/local/lib/python2.7/dist-packages/brod-0.3.2-py2.7.egg/brod/base.py", >> line 287, in produce >> > return self._write(request, callback) >> > File >> "/usr/local/lib/python2.7/dist-packages/brod-0.3.2-py2.7.egg/brod/blocking.py", >> line 98, in _write >> > return self._write(data, callback, retries) >> > File >> "/usr/local/lib/python2.7/dist-packages/brod-0.3.2-py2.7.egg/brod/blocking.py", >> line 89, in _write >> > wrote_length += self._socket.send(data) >> > File "/var/chef/cache/src/gevent/gevent/socket.py", line 441, in send >> > self._wait(self._write_event) >> > File "/var/chef/cache/src/gevent/gevent/socket.py", line 292, in _wait >> > assert watcher.callback is None, 'This socket is already used by >> another greenlet: %r' % (watcher.callback, )AssertionError: This socket is >> already used by another greenlet: <bound method Waiter.switch of >> <gevent.hub.Waiter object at 0x1dece60>><Greenlet at 0x1d4b9b0: >> execute_kafka_pipe('topic-spend', '{"enode": 1, "city": "Cairns", "dl": >> "en", "wnode)> failed with AssertionError >> > >> > I tried to use gevent-kakfa but depends on gevent-zookeeper. >> > >> > When trying to connect to zookeeper i get this message: >> > >> > Traceback (most recent call last): >> > File "/home/ubuntu/workspace/devops/servers/worker_server.py", line >> 68, in <module> >> > framework = gevent_zookeeper.ZookeeperFramework('localhost:2181', 10) >> > File >> "/usr/local/lib/python2.7/dist-packages/gevent_zookeeper/framework.py", >> line 241, in __init__ >> > self.client = ZookeeperClient(hosts, timeout) >> > File >> "/usr/local/lib/python2.7/dist-packages/gevent_zookeeper/client.py", line >> 211, in __init__ >> > self._event = gevent.core.event(AttributeError: 'module' object has >> no attribute 'core'Exception AttributeError: "'ZookeeperClient' object has >> no attribute '_event'" in <bound method ZookeeperClient.__del__ of >> <gevent_zookeeper.client.ZookeeperClient object at 0x274ded0>> ignored >> > >> > Is there not a python lib that I can I write messages using gevent that >> > works? >> > >> > >>
