Kafka-3python producers and Consumers practical demo

The program is divided into productor.py is the sending message end, consumer for the consumer message end,

Start product before starting the consumer, after all, only send a message, the consumer has the message can be consumed,

productor.py

#!/usr/bin/env python2.7#_*_coding:utf-8 _*_from Kafka Import kafkaproducerkafka_host = ' 192.168.1.200 ' # Kafka server address Kaf Ka_port = 9092 # Kafka server Port producer = Kafkaproducer (bootstrap_servers=[' {kafka_host}:{kafka_port} '. Format (kafka_hos t = kafka_host, Kafka_port = kafka_port)]) #简单for循环10次, sends 10 messages for I in range (1,10): message_string = ' some message '. f Ormat (i) #调用send方法, send the TopicID with the name ' Topic1 ', send the message for message_string response = producer.send (' Topic1 ', Message_string.enc Ode (' Utf-8 ')) print response

consumer.py

#!/usr/bin/env python#_*_coding:utf-8 _*_import jsonfrom Kafka Import *kafka_host = ' 192.168.1.200 ' # Kafka server address Kafka_po RT = 9092 # Kafka Server Port # consume Topic1 topic and specify GROUP_ID (custom), multiple machines or processes want to order consumption, can specify the same group_id,# if you want to spend more than one consumption, you can change a group_id, will be consumed from the beginning consumer = Kafkaconsumer (' Topic1 ', group_id = ' My-group ', bootstrap_servers = [' {kafka_host}:{kafka_port} '. Format (Kafka_host=kafka_host, Kafka_port=kafka_port)]) for message in consumer: #json读取kafka的消息 content = Json.load S (message.value) print content

This article is from the "Ma Pengfei--" blog, please be sure to keep this source http://mapengfei.blog.51cto.com/1552412/1926068

Kafka-3python producers and Consumers practical demo