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Prevent self re-subscription

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NIC619
2019-07-15 16:32:05 +08:00
parent 6d9ec7a9c5
commit f25d97fbd3
1 changed files with 4 additions and 0 deletions
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4
libp2p/pubsub/pubsub.py
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@ -209,6 +209,10 @@ class Pubsub():
:param topic_id: topic_id to subscribe to
"""
# Already subscribed
if topic_id in self.my_topics:
return self.my_topics[topic_id]
# Map topic_id to blocking queue
self.my_topics[topic_id] = asyncio.Queue()