本文整理汇总了Python中kafka.SimpleProducer方法的典型用法代码示例。如果您正苦于以下问题：Python kafka.SimpleProducer方法的具体用法？Python kafka.SimpleProducer怎么用？Python kafka.SimpleProducer使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类kafka的用法示例。
在下文中一共展示了kafka.SimpleProducer方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: __init__
# 需要导入模块: import kafka [as 别名]
# 或者: from kafka import SimpleProducer [as 别名]
def __init__(self, kafka, chunk_size):
self.producer = SimpleProducer(kafka)
self.queues = {}
self.chunk_size = chunk_size 示例2: produce_example_msg
# 需要导入模块: import kafka [as 别名]
# 或者: from kafka import SimpleProducer [as 别名]
def produce_example_msg(topic, num_messages=1):
kafka = KafkaToolClient(KAFKA_URL)
producer = SimpleProducer(kafka)
for i in range(num_messages):
try:
producer.send_messages(topic, b'some message')
except LeaderNotAvailableError:
# Sometimes kafka takes a bit longer to assign a leader to a new
# topic
time.sleep(10)
producer.send_messages(topic, b'some message') 示例3: setup
# 需要导入模块: import kafka [as 别名]
# 或者: from kafka import SimpleProducer [as 别名]
def setup(self):
'''
Connection stuff here so we can mock it
'''
self.redis_conn = redis.Redis(host=REDIS_HOST, port=REDIS_PORT)
# set up kafka
self.kafka_conn = KafkaClient(KAFKA_HOSTS)
self.producer = SimpleProducer(self.kafka_conn)
self.topic_prefix = KAFKA_TOPIC_PREFIX 示例4: __init__
# 需要导入模块: import kafka [as 别名]
# 或者: from kafka import SimpleProducer [as 别名]
def __init__(self, config):
app = Flask(__name__)
app.secret_key = 'i love to search full text in real time'
# attach a redis connection pool
app.pool = redis.ConnectionPool(host="localhost", port=6379)
# user -> channels mapping
app.user_channels = {}
# how to handle messages that enter the stream from redis pub sub
def redis_message_handler(msg):
redis_connection = redis.Redis(connection_pool=app.pool)
# get channel and content of incoming message
channel = msg['channel']
data = msg['data']
# word highlighting -- TODO: this would be better to do in the search engine!
query = redis_connection.get(channel)
words = list(set(query.split(" ")))
for w in words:
data=data.lower().replace(w.lower(), highlight(w.lower()))
# find users subscribed to this channel
if app.user_channels.get(channel) is not None:
for user in app.user_channels.get(channel):
redis_connection.lpush(user, data)
else:
# no more users for this channel, unsubscribe from it
redis_connection.unsubscribe(channel)
# Add Redis query subscriber to app
app.disp = []
app.subscriber = QuerySubscriber("localhost", 6379, redis_message_handler)
# setup kafka producer in the app
kafka = KafkaClient("{0}:{1}".format(config["zookeeper_host"], 9092))
app.producer = SimpleProducer(kafka)
# add the app
self.app = app