apache/pulsar-client-python

Apache Pulsar Python client library

Stars: 75
Forks: 53
Open beginner issues: 0
Indexed issues: 70

Dominant language: Python
License: Apache-2.0
Last GitHub push: Jun 30, 2026
Latest indexed: Sep 14, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: good first issue help wanted
PR merge metrics: No merged PRs in 30d

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70 open issues indexed

Python client send a 'null' schema data for StringSchema Open

apache/pulsar-client-python#30 · 5 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
distribute Python client library as a Conda package Open

apache/pulsar-client-python#32 · 5 comments · 1 reaction · 1 assignee · Indexed Sep 14, 2026
The ArgumentError of the 'replication_clusters' in producer.send method in python pulsar. Open

apache/pulsar-client-python#46 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Python client does not handle default schema values Open

apache/pulsar-client-python#34 · 9 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
Pulsar Identity SerDe behaviour and documentation Open

good first issue help wanted

apache/pulsar-client-python#60 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Python Client `tls_validate_hostname` should validate hostname match against SANs Open

apache/pulsar-client-python#35 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[2.8.0] Python client instances emit logs for every client instance ever constructed with a `logger` argument Open

apache/pulsar-client-python#40 · 9 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Message corruption with `deliver_after` Open

apache/pulsar-client-python#41 · 9 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Whether the Python client has the "listenerName" options Open

apache/pulsar-client-python#50 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Use Protobuf as schema registry for python client Open

apache/pulsar-client-python#49 · 3 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
[python-client] Support KeySharedPolicy in consumer configuration Open

apache/pulsar-client-python#47 · 2 comments · 4 reactions · 0 assignees · Indexed Sep 14, 2026
Disposing of a Python Consumer object without calling close() leaks file descriptors and does not close the consumer. Open

apache/pulsar-client-python#42 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
max_total_receiver_queue_size_across_partitions does not work Open

apache/pulsar-client-python#190 · 10 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
On partitioned topics with the Python client, receiver_queue_size=0 results in an InvalidConfiguration error, but is documented to work Open

apache/pulsar-client-python#43 · 16 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[python client] message properties are not round-trippable Open

apache/pulsar-client-python#44 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
pulsar.Client() needs option to supress STDOUT Open

good first issue help wanted

apache/pulsar-client-python#143 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug] Python Client verify hostname failed Open

apache/pulsar-client-python#36 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add license headers and related checks Open

apache/pulsar-client-python#5 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug] Python pulsar-client producer does not produce messages with gunicorn `--preload` flag Open

apache/pulsar-client-python#52 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Python3 AsyncIO implementation Open

apache/pulsar-client-python#55 · 14 comments · 4 reactions · 1 assignee · Indexed Sep 14, 2026
Pulsar Client not working in Google App Engine Standard environment. Open

apache/pulsar-client-python#58 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
many "Connection closed" messages after receiving the warning "Received send error from the server: Cannot determine whether the message is a duplicate at this time" from producer Open

apache/pulsar-client-python#59 · 5 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[feature request] Support KeyValue Schema. Open

apache/pulsar-client-python#69 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[feature request] Support client memory limit Open

apache/pulsar-client-python#70 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[feature request] Pulsar cluster level auto failover on client side Open

apache/pulsar-client-python#72 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
[Feature] PIP 23: Message Tracing By Interceptors Open

apache/pulsar-client-python#73 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[feature request] Support producer access mode. Open

apache/pulsar-client-python#74 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[feature request] Support batch index acknowledgment Open

apache/pulsar-client-python#76 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[feature request] Expose the chunk config of consumer to the reader Open

apache/pulsar-client-python#77 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Feature request] New consumer type: TableView Open

apache/pulsar-client-python#79 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Feature request] Enable AUTO_CONSUME Open

apache/pulsar-client-python#80 · 2 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
[Investigation] Fully-native Python client Open

apache/pulsar-client-python#85 · 10 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
[Feature request] Support dead letter topic Open

apache/pulsar-client-python#98 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 14, 2026
upgrade grpcio version Open

apache/pulsar-client-python#102 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
bad_weak_ptr will be thrown if client.close() is not called after ResultInterrupted is caught Open

apache/pulsar-client-python#103 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
python client does not retry when get topic partition metadata to create producer fails Open

apache/pulsar-client-python#113 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Client is highly fork-unsafe: any usage of multiprocessing deadlocks if an at-fork hook triggers garbage collection of a Pulsar client Open

bug

apache/pulsar-client-python#127 · 10 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug] python pulsar client create producer thread suspend because of deadlock Open

apache/pulsar-client-python#129 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
exceptions must derive from BaseException Open

apache/pulsar-client-python#132 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug] when pulsar python-client use tls connect pulsar then run coredump Open

apache/pulsar-client-python#136 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Flaky test: Oauth2Test.test_base64 Open

apache/pulsar-client-python#140 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Feature request] Expose expireTimeOfIncompleteChunkedMessageMs to the Consumer Open

apache/pulsar-client-python#141 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[PIP-165] Auto release idle connections Open

apache/pulsar-client-python#148 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[BUG] use celery task send data to pulsar, init pulsar client error Open

apache/pulsar-client-python#150 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Segfaults in Python 3.11 on UWSGI worker close Open

apache/pulsar-client-python#153 · 8 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Failed to reconnect producer: ProducerBusy Open

apache/pulsar-client-python#155 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Is there a way to get the status of client connection? Open

apache/pulsar-client-python#158 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug] receiver_queue_size is not honoured with partitioned topic #21593 Open

apache/pulsar-client-python#166 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
pattern_auto_discovery_period in pulsar.Client is not used. Open

apache/pulsar-client-python#171 · 1 comment · 2 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug] Nested arrays decoding not working as expected Open

apache/pulsar-client-python#172 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026

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