GCP - Cloud Pub/Sub
In the Google Cloud Pub/Sub Python client library, which method is used to acknowledge receipt of a message within a subscriber callback?
In the Google Cloud Pub/Sub Python client library, which method is used to acknowledge receipt of a message within a subscriber callback?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Identify the message acknowledgment method
In the Google Cloud Pub/Sub Python client, the message object has an ack() method to acknowledge the message.Step 2: Verify other options
Other options like subscriber.acknowledge() or message.confirm() are not valid methods in the Python client library.Final Answer:
message.ack() -> Option BQuick Check:
Check the official Pub/Sub Python client docs for message acknowledgment method [OK]
Quick Trick: Use message.ack() inside callback to acknowledge [OK]
Common Mistakes:
- Trying to call acknowledgment on subscriber instead of message
- Using non-existent methods like confirm() or confirm_receipt()
- Forgetting to call ack() leading to message redelivery
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