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Support Python 3.14 #60

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9bf188e
Docs: Remove Python 3.7 advertisement
pniedzielski Nov 5, 2025
f8a1b7e
Feat: Add support for Python 3.14
pniedzielski Nov 5, 2025
55bbac6
wip! Trying to figure out what ref count of ext_session is
pniedzielski Jan 13, 2026
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1 change: 1 addition & 0 deletions .github/workflows/build.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -92,6 +92,7 @@ jobs:
- "3.11"
- "3.12"
- "3.13"
- "3.14"
steps:
- uses: actions/checkout@v4
- name: Try to get cached BlazingMQ build artifacts
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2 changes: 1 addition & 1 deletion README.md
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Expand Up @@ -19,7 +19,7 @@
[![MessageQueue](https://img.shields.io/badge/MessageQueue-blue)](#)
[![Documentation](https://img.shields.io/badge/Documentation-blue)](https://bloomberg.github.io/blazingmq)
[![Code Style](https://img.shields.io/badge/Black-black)](#)
![Supported Python versions](https://img.shields.io/badge/python-3.7%20%7C%203.8%20%7C%203.9%20%7C%203.10%20%7C%203.11%20%7C%203.1220%7C%203.13-blue?logo=python)
![Supported Python versions](https://img.shields.io/badge/python-3.8%20%7C%203.9%20%7C%203.10%20%7C%203.11%20%7C%203.12%20%7C%203.13%20%7C%203.14-blue?logo=python)

# BlazingMQ Python SDK

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1 change: 1 addition & 0 deletions news/60.misc.rst
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@@ -0,0 +1 @@
Support Python 3.14
1 change: 1 addition & 0 deletions setup.py
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Expand Up @@ -201,6 +201,7 @@ def create_extension(name, libraries, **kwargs):
"Programming Language :: Python :: 3.11",
"Programming Language :: Python :: 3.12",
"Programming Language :: Python :: 3.13",
"Programming Language :: Python :: 3.14",
"Programming Language :: Python :: Implementation :: CPython",
"Topic :: Software Development :: Libraries :: Python Modules",
"Typing :: Typed",
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8 changes: 5 additions & 3 deletions src/blazingmq/_callbacks.py
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Expand Up @@ -123,12 +123,14 @@ def on_message(
user_callback(message, message_handle)

del message_handle # The message handle holds a reference to the extension session.
if sys.getrefcount(ext_session) == 2: # covered in a subprocess # pragma: no cover
ext_session_ref_count = sys.getrefcount(ext_session)
if ext_session_ref_count == 2: # covered in a subprocess # pragma: no cover
# Dropping our reference to the extension session will drop its reference count
# to 0, calling __dealloc__ and stop() from its own background thread.
print(
"Deadlock detected by blazingmq after calling %s; aborting process."
% user_callback,
f"Deadlock detected by blazingmq after calling { user_callback } " +
f"(ext_session ref count is { ext_session_ref_count }); " +
f"aborting process.",
file=sys.stderr,
)
try:
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