Kane, you can probably achieve async consumer using the client directly (kafka.client.send_fetch_request) which a parameter to pass in a callback. I haven't used it myself.
On Sun, Nov 10, 2013 at 2:33 PM, Marc Labbe <mrla...@gmail.com> wrote: > I was just browsing in the issues list and found the original issue from > mahendra for gevent support, > https://github.com/mumrah/kafka-python/issues/37. I suggest moving the > discussion there. > > > On Sun, Nov 10, 2013 at 2:06 PM, 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? >>> > >>> > >>> >> >> >
