Decorator interface to pykafka
Project description
This module is based on pykafka project (https://github.com/Parsely/pykafka.git) and define a class KafkaDecorator and its 4 decorators
@KafkaDecorator.host The first defines the connection parameters its parameters are the same of pykafka.KafkaClient
@KafkaDecorator.balanced_consumer its parameters are the same of pykafka.topic.get_balanced_consumer function
@KafkaDecorator.simple_consumer its parameters are the same of pykafka.topic.get_simple_consumer function
its parameters are the same of pykafka.topic.get_producer function @KafkaDecorator.producer
Install
pip install kafka-client-decorators
How to use
from kafka_client_decorators import KafkaDecorator
from kafka_client_decorators.kafka.logging_helper import setDebugLevel
import logging
kc = KafkaDecorator( )
#@kc.host(zookeeper_hosts='localhost:2181' )
@kc.host(hosts='localhost:9092' )
class A:
def __init__(self, testA, cls):
self.a = testA
self.cls = cls
pass
@kc.balanced_consumer('test1', consumer_group='testgroup3', auto_commit_enable=True, managed=True, consumer_timeout_ms=1000)
def get(self, msg):
print ( f'{self.a} Receive offset {msg.offset} key {msg.partition_key} message: { msg.value }' )
self.send( msg.value )
@kc.simple_consumer('test2', consumer_group='testgroup4', auto_commit_enable=True, consumer_timeout_ms=1000)
def get2(self, msg):
print ( f'{self.a} Receive offset {msg.offset}, message: { msg.value }' )
self.cls.stop(self)
@kc.producer('test2')
def send(self, msg):
pass
@kc.producer('test1')
def sendKey(self, msg, key ):
pass
class B:
def __init__(self):
pass
def stop(self, conn):
conn.stop()
a = A('Example', B())
a.start()
a.sendKey( 'Hello'.encode('utf-8'), partition_key='world'.encode('utf-8') )
a.wait()
Project details
Release history Release notifications | RSS feed
Download files
Download the file for your platform. If you're not sure which to choose, learn more about installing packages.
Source Distribution
Built Distribution
Close
Hashes for kafka_client_decorators-0.9.3.tar.gz
Algorithm | Hash digest | |
---|---|---|
SHA256 | 394b68ac309488254cda174abfd15d81d4106e62be78ab283de76fc7998b3506 |
|
MD5 | 9784b78e84cb4118913bef4153f4aa88 |
|
BLAKE2b-256 | 1f7075e7fa1882d300fcc6bf88f164bccaca048821aad50191d921e49cb70053 |
Close
Hashes for kafka_client_decorators-0.9.3-py3-none-any.whl
Algorithm | Hash digest | |
---|---|---|
SHA256 | 586aa3e7833ebb333b2291b603a3e48971326e1e155c9251a41797ca7d42c67b |
|
MD5 | f5c28cd18f72752d7b6cf6eedadbcf5e |
|
BLAKE2b-256 | f86dd980a1130c6f3988effe2db551b23fd730ce0339a39f0454dad1842d7265 |