Azure/azure-functions-python-worker

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Python worker for Azure Functions.

Stars: 357
Forks: 116
Open beginner issues: 0
Indexed issues: 53
Avg merge: 32m
Merged PRs (30d): 1

Dominant language: Python
License: MIT
Last GitHub push: Aug 31, 2026
Latest indexed: Sep 14, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

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53 open issues indexed

[packapp] Support conda install Open

area:python-functions feature

Azure/azure-functions-python-worker#1450 · 23 comments · 11 reactions · 1 assignee · Indexed Sep 14, 2026
Handle SIGTERM signal Open

area:python-functions needs-discussion supportability

Azure/azure-functions-python-worker#578 · 8 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Checksum feature for deployment archives Open

area:python-functions deployment-related feature needs-investigation

Azure/azure-functions-python-worker#647 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[FeatureRequest] support for filtering logs Open

area:python-functions docs in-progress python

Azure/azure-functions-python-worker#743 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
InputStream object cannot be used with pandas Open

area:python-functions new feature

Azure/azure-functions-python-worker#832 · 4 comments · 1 reaction · 1 assignee · Indexed Sep 14, 2026
logging.exception does not create entry in exceptions table Open

area:python-functions needs-investigation

Azure/azure-functions-python-worker#866 · 9 comments · 2 reactions · 1 assignee · Indexed Sep 14, 2026
Cancellation of HTTP triggers waiting for python language workers does not work Open

area:python-functions new feature

Azure/azure-functions-python-worker#1097 · 4 comments · 1 reaction · 1 assignee · Indexed Sep 14, 2026
[FeatureRequest] Support Python 3.9 style hinting using standard collections per PEP 585 Open

area:python-functions investigating new feature

Azure/azure-functions-python-worker#1034 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Setting "maxConcurrentRequests" on http trigger for python function leads to error Open

area:python-functions bug needs-triage (functions) Needs: Attention :wave:

Azure/azure-functions-python-worker#1147 · 4 comments · 1 reaction · 1 assignee · Indexed Sep 14, 2026
Send IncludeEmptyEntriesInMessagePayload capability to host to get empty entries in payload Open

area:python-functions needs-triage (functions) python

Azure/azure-functions-python-worker#1122 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[BUG] Azure Functions (Python V2 model) doesn't seem to support Session-based Service Bus Queue triggering Open

area:python-functions needs-investigation sdk-bindings

Azure/azure-functions-python-worker#1211 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Azure function python v2 with external packages HTTP Trigger not visible in Azure Portal after deployment Open

needs-attention :wave:

Azure/azure-functions-python-worker#1262 · 117 comments · 21 reactions · 2 assignees · Indexed Sep 14, 2026
Create document that describes how to fix Did not find functions with language [python] Open

area:python-functions docs supportability

Azure/azure-functions-python-worker#1289 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Nondeterministc deploy bug with 5+ different non-descript failures on two different OS's, worked before, support stumped Open

area:python-functions needs-attention :wave:

Azure/azure-functions-python-worker#1306 · 12 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[BUG] Cannot disable azure functions with '-' in name in Linux environment Open

area:python-functions docs

Azure/azure-functions-python-worker#1308 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[BUG] routePrefix cannot be non-empty for FastAPI to work with ASGI Function on Python v2 Open

area:python-functions Needs: Triage :mag:

Azure/azure-functions-python-worker#1310 · 19 comments · 10 reactions · 1 assignee · Indexed Sep 14, 2026
Create documentation that describes how to troubleshoot and fix `'0 functions loaded'` Open

area:python-functions docs supportability

Azure/azure-functions-python-worker#1315 · 3 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Logging to Application Insights Include logger name Open

area:python-functions needs-attention :wave:

Azure/azure-functions-python-worker#1319 · 7 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[BUG] FastAPI exception handler only catches exact exceptions Open

area:python-functions bug python-sdk

Azure/azure-functions-python-worker#1364 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[FeatureRequest] --WebPubSub class and UserEventResponse-- Open

area:python-functions feature python-sdk

Azure/azure-functions-python-worker#1473 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Bug] Can't flush stdout at shutdown Open

area:python-functions bug python

Azure/azure-functions-python-worker#1505 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Graceful shutdown when using the Python worker Open

area:python-functions python

Azure/azure-functions-python-worker#1521 · 1 comment · 7 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug] Testing Batched Event Hub Trigger Open

area:python-functions bug python-sdk

Azure/azure-functions-python-worker#1524 · 12 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Addressing Limitations in Python Function Execution Model with Asyncio Event Loop in Azure Functions Open

area:python-functions feature python

Azure/azure-functions-python-worker#1574 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug] Incorrect types in cosmos_db_trigger decorator Open

area:python-functions bug docs python-sdk

Azure/azure-functions-python-worker#1608 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Bug] Only TimerTrigger function get warning "Auth level is not applied to non http function app" Open

needs-attention :wave:

Azure/azure-functions-python-worker#1615 · 7 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Bug] Late OpenTelemetry context propagation in _handle__invocation_request Open

area:python-functions bug python

Azure/azure-functions-python-worker#1626 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Supporting Federated Credentials in Azure Functions Open

area:python-functions feature needs-attention :wave:

Azure/azure-functions-python-worker#1644 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Azure Functions Python Worker: ValueError parsing Service Bus `enqueued_time_utc` with milliseconds but no timezone offset Open

area:python-functions Needs: Triage (Functions) python-sdk

Azure/azure-functions-python-worker#1731 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug] `ld.so.cache` is out of date, leading to `libpython3.10.so.1.0: cannot open shared object file` error Open

area:python-functions bug python

Azure/azure-functions-python-worker#1720 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug] Function App will not work when deployed using Github Actions. Open

area:python-functions bug deployment-related

Azure/azure-functions-python-worker#1722 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug] Azure Table row key not honoured Open

area:python-functions bug python python-sdk

Azure/azure-functions-python-worker#1725 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
How to see logs at global level? Open

area:python-functions Needs: Triage :mag: python

Azure/azure-functions-python-worker#1728 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
worker extensions disabled for python 3.13 Open

area:python-functions feature python

Azure/azure-functions-python-worker#1759 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug] Azure functions with Python 3.12 FastAPI 500 Exception for `response.delete_cookie()` Open

area:python-functions bug python python-sdk

Azure/azure-functions-python-worker#1790 · 0 comments · 3 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug] Python Azure Function worker incorrectly URL encodes cookie value Open

area:python-functions bug python python-sdk

Azure/azure-functions-python-worker#1794 · 1 comment · 2 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug] function execution hanging Open

area:python-functions bug python

Azure/azure-functions-python-worker#1800 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[MCP Tool] Implement ability to specify outputSchema on tools Open

area:python-functions blocked mcp-extension

Azure/azure-functions-python-worker#1826 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Protobuf and gRPC Version Updates for Python 3.9 - 3.12 Open

announcement area:python-functions

Azure/azure-functions-python-worker#1838 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Feature] Support OpenTelemetry Baggage Propagation Open

area:python-functions

Azure/azure-functions-python-worker#1844 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[MCP Tool] Implement ability to specify input schema on tools Open

feature mcp-extension python

Azure/azure-functions-python-worker#1853 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Feature] Support for reverse propagation of request telemetry tags Open

Azure/azure-functions-python-worker#1855 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug] context.thread_local_storage.invocation_id does not correlate thread logs in Application Insights on Python 3.13 Open

bug python

Azure/azure-functions-python-worker#1860 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Python v2 worker should surface trigger-binding rejections as explicit ERROR logs (and avoid full-app silent drop) Open

needs-attention :wave:

Azure/azure-functions-python-worker#1866 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug] Runtime pip install broken on Linux Consumption Plan Python 3.11 - Previously working for 1+ year now fails with OSError permission errors Open

bug python

Azure/azure-functions-python-worker#1868 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Add PYTHON_ENABLE_OPENTELEMETRY worker-side auto-init for OTLP exporters (symmetric to PYTHON_APPLICATIONINSIGHTS_ENABLE_TELEMETRY) Open

feature python

Azure/azure-functions-python-worker#1870 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
[Bug] PYTHON_ENABLE_OPENTELEMETRY=true crashes every async invocation (NoneType.extract) on v2 runtime, Python 3.13 Open

bug python

Azure/azure-functions-python-worker#1881 · 2 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
Python 3.14 runtime image omits _zstd, so compression.zstd cannot import Open

bug python

Azure/azure-functions-python-worker#1887 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
[Bug] ASGI cookie conversion serializes an absent Domain attribute and breaks __Host- cookies Open

Azure/azure-functions-python-worker#1902 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Python 3.14 proxy worker] Missing sys.modules["__main__"] breaks multiprocessing spawn Open

Azure/azure-functions-python-worker#1903 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026

Azure/azure-functions-python-worker

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