Description

Code runs before connection has been established.

How to reproduce

....
producer = Producer(config);
print('CONNECTED')
....

Checklist

Please provide the following information:

• Critical issue

the code above prints CONNECTED before connection of even connection timeout or error.

how to handle connection result? is there some some parameters where i could set a callback?

documentation https://docs.confluent.io/platform/current/clients/confluent-kafka-python/html/index.html#producer does not discover the config parameters properly