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Release 3.12.13 · aio-libs/aiohttp

#aiohttp @aiohttp.org · Jun 14

aiohttp 3.12.13 released! 🚀 Fixed auto-created TCPConnector not using session's event loop when ClientSession created without explicit connector.

github.com/aio-libs/aio...

Bug fixes Fixed auto-created :py:class:~aiohttp.TCPConnector not using the session's event loop when :py:class:~aiohttp.ClientSession is created without an explicit connector -- by :user:bdraco. ...

Release 3.12.12 · aio-libs/aiohttp

#aiohttp @aiohttp.org · Jun 10

aiohttp 3.12.12: Fixed cookie handling bugs - proper octal escape sequences in values & Cookie header parsing now treats attributes as cookies per RFC 6265

github.com/aio-libs/aio...

Bug fixes Fixed cookie unquoting to properly handle octal escape sequences in cookie values (e.g., \012 for newline) by vendoring the correct _unquote implementation from Python's http.cookies mo...

Release 1.7.0 · aio-libs/frozenlist

Reposted by #aiohttp

#aio-libs: aiohttp and ecosystem @aio-libs.org · Jun 9

frozenlist 1.7.0: Added deepcopy support. Fixed debug in wheels for better performance. Line tracing now opt-in. Enforced Cython version pinning.

github.com/aio-libs/fro...

Features Added deepcopy support to FrozenList -- by :user:bdraco. Related issues and pull requests on GitHub: #659. Packaging updates and notes for downstreams Fixed an issue where frozenlist...

Release 0.3.2 · aio-libs/propcache

1

Reposted by #aiohttp

#aio-libs: aiohttp and ecosystem @aio-libs.org · Jun 9

propcache 0.3.2: Fixed docs, upgraded to Cython 3.1, made line tracing opt-in to fix build issues & improve performance.

github.com/aio-libs/pro...

Improved documentation Fixed incorrect decorator usage in the :func:~propcache.api.under_cached_property example code -- by :user:meanmail. Related issues and pull requests on GitHub: #109. Pac...

Release 3.12.11 · aio-libs/aiohttp

#aiohttp @aiohttp.org · Jun 7

aiohttp 3.12.11: Improved SSL handling with 0s shutdown timeout for instant abort on close. Graceful shutdown during normal ops. ssl_shutdown_timeout deprecated.

github.com/aio-libs/aio...

Features Improved SSL connection handling by changing the default ssl_shutdown_timeout from 0.1 to 0 seconds. SSL connections now use Python's default graceful shutdown during normal operation bu...

Release 3.12.10 · aio-libs/aiohttp

#aiohttp @aiohttp.org · Jun 7

aiohttp 3.12.10 fixes memory leak of aiodns.DNSResolver when TCPConnector closes without custom resolver. Regression from 3.12.0. Thanks Tasssadar

github.com/aio-libs/aio...

Bug fixes Fixed leak of aiodns.DNSResolver when :py:class:~aiohttp.TCPConnector is closed and no resolver was passed when creating the connector -- by :user:Tasssadar. This was a regression intro...

Release 3.12.9 · aio-libs/aiohttp

2 1

#aiohttp @aiohttp.org · Jun 4

aiohttp 3.12.9: Fixed memory issue where IOBasePayload/TextIOPayload read entire files into memory when streaming. Now correctly chunks large file uploads (64KB chunks)

github.com/aio-libs/aio...

Bug fixes Fixed IOBasePayload and TextIOPayload reading entire files into memory when streaming large files -- by :user:bdraco. When using file-like objects with the aiohttp client, the entire fi...

Release 3.12.8 · aio-libs/aiohttp

2 1

#aiohttp @aiohttp.org · Jun 4

aiohttp 3.12.8: Added preemptive digest auth to DigestAuthMiddleware! Reuses credentials for same protection space, avoiding extra auth trips. Matches browser behavior.

github.com/aio-libs/aio...

Features Added preemptive digest authentication to :class:~aiohttp.DigestAuthMiddleware -- by :user:bdraco. The middleware now reuses authentication credentials for subsequent requests to the sam...

Release 3.12.7 · aio-libs/aiohttp

#aiohttp @aiohttp.org · Jun 2

aiohttp 3.12.7 is out! Major cookie fixes: handles special chars in names, fixes mismatched quotes, and preserves duplicate names with different domains/paths.

github.com/aio-libs/aio...

Bug fixes Fixed cookie parsing to be more lenient when handling cookies with special characters in names or values. Cookies with characters like {, }, and / in names are now accepted instead of c...

Release 3.12.6 · aio-libs/aiohttp

#aiohttp @aiohttp.org · May 31

aiohttp 3.12.6 is out! This release fixes spurious "Future exception was never retrieved" warnings for connection lost errors.

github.com/aio-libs/aio...

Bug fixes Fixed spurious "Future exception was never retrieved" warnings for connection lost errors when the connector is not closed -- by :user:bdraco. When connections are lost, the exception i...

Release 3.12.5 · aio-libs/aiohttp

#aiohttp @aiohttp.org · May 31

aiohttp 3.12.5 is out! New ssl_shutdown_timeout param to control TLS cleanup timeout (Python 3.11+). Plus perf boost with collections.abc types. Update now!

github.com/aio-libs/aio...

Features Added ssl_shutdown_timeout parameter to :py:class:~aiohttp.ClientSession and :py:class:~aiohttp.TCPConnector to control the grace period for SSL shutdown handshake on TLS connections. Th...

Release 3.12.4 · aio-libs/aiohttp

#aiohttp @aiohttp.org · May 29

🚀 aiohttp 3.12.4 is out! 🐛 Bug fix: connector now properly waits for connections to close before returning from close(). Thanks to github.com/atemate! #aiohttp #python

github.com/aio-libs/aio...

Bug fixes Fixed connector not waiting for connections to close before returning from :meth:~aiohttp.BaseConnector.close (partial backport of :pr:3733) -- by :user:atemate and :user:bdraco. Relate...

Release 3.12.3 · aio-libs/aiohttp

#aiohttp @aiohttp.org · May 28

aiohttp 3.12.3 now available: Fixed memory leak in CookieJar.filter_cookies causing unbounded memory growth when making requests to different URL paths which was introduced in 3.10.x

github.com/aio-libs/aio...

Bug fixes Fixed memory leak in :py:meth:~aiohttp.CookieJar.filter_cookies that caused unbounded memory growth when making requests to different URL paths -- by :user:bdraco and :user:Cycloctane. ...

Release 3.12.2 · aio-libs/aiohttp

#aiohttp @aiohttp.org · May 27

aiohttp 3.12.2 is out! Fixes Content-Length header regression for non-GET requests with None body. Now correctly sets to 0. #python #aiohttp

github.com/aio-libs/aio...

Bug fixes Fixed Content-Length header not being set to 0 for non-GET requests with None body -- by :user:bdraco. Non-GET requests (POST, PUT, PATCH, DELETE) with None as the body now correctly se...

3 1

#aiohttp @aiohttp.org · May 26

🚀 aiohttp 3.12.1 is here!

This release solves long-standing issues with POST requests failing on redirects, and more recently, using digest authentication with request bodies.

No more "Form data has been processed already" or "I/O operation on closed file" errors!

Release 3.12.0 · aio-libs/aiohttp

#aiohttp @aiohttp.org · May 24

3.12.0 is out!

New features:
• Client middleware for auth, logging & request modification
• HTTP Digest Auth
• Custom zlib backends
• Better resolver for better performance
• Small requests/responses now coalesce into single packets

Plus bug fixes, armv7l wheels & more!

github.com/aio-libs/aio...

Bug fixes Fixed :py:attr:~aiohttp.web.WebSocketResponse.prepared property to correctly reflect the prepared state, especially during timeout scenarios -- by :user:bdraco Related issues and pull r...

Release 3.12.0b3 · aio-libs/aiohttp

2 5

#aiohttp @aiohttp.org · May 23

aiohttp 3.12.0b3 is out now! We're aiming to release 3.12.0 early next week, and your feedback can make all the difference. Please keep testing. It helps us catch issues and ensure backwards compatibility.
github.com/aio-libs/aio...

Bug fixes Response is now always True, instead of using MutableMapping behaviour (False when map is empty) Related issues and pull requests on GitHub: #10119. Fixed connection reuse for file-li...

Release 3.12.0b0 · aio-libs/aiohttp

1

#aiohttp @aiohttp.org · May 21

aiohttp 3.12.0b0 is out! This beta adds client middleware support including DigestAuthMiddleware (RFC 7616), custom zlib backend support, socket_factory in TCPConnector, and shared DNS resolver management. Try it now: github.com/aio-libs/aio...

Bug fixes Response is now always True, instead of using MutableMapping behaviour (False when map is empty) Related issues and pull requests on GitHub: #10119. Fixed pytest plugin to not use dep...

Reposted by #aiohttp

#aio-libs: aiohttp and ecosystem @aio-libs.org · May 20

Had a great time hacking on @aiohttp.org (@bdraco.org and @webknjaz.me).

Got a few new contributors and sirosen lurking in, as well as achimnol the aiosignal maintainer.

Looking forward to gathering again tomorrow!

us.pycon.org/2025/events/...

#aio-libs #aiohttp #Python #PyConUS

@webknjaz, @sirosen, @achimnol, @bdraco and @devanshu-ziphq

2 5 8

#aiohttp @aiohttp.org · May 17

👋 @bdraco.org and @webknjaz.me are going to be running a @pycon.us sprint next week.

Come by and say hi!

The sprint link is us.pycon.org/2025/events/....

We've also started a GH project to organize possible vectors or work. But that's not restrictive.

#PyConUS #PyConUS2025 #Python

Development Sprints

PyCon US 2025

us.pycon.org

Release 3.11.18 · aio-libs/aiohttp

#aiohttp @aiohttp.org · Apr 21

aiohttp 3.11.18 released

This is a bug fix release that also addresses a regression in 3.11.17

Full changes: github.com/aio-libs/aio...

Bug fixes Disabled TLS in TLS warning (when using HTTPS proxies) for uvloop and newer Python versions -- by :user:lezgomatt. Related issues and pull requests on GitHub: #7686. Fixed reading fra...

Release 3.11.17 · aio-libs/aiohttp

3 2

#aiohttp @aiohttp.org · Apr 19

aiohttp 3.11.17 released

This release improves performance of the WebSocket reader and the web server.

github.com/aio-libs/aio...

Miscellaneous internal changes Optimized web server performance when access logging is disabled by reducing time syscalls -- by :user:bdraco. Related issues and pull requests on GitHub: #10713. ...

Release 1.6.0 · aio-libs/frozenlist

2 1

Reposted by #aiohttp

#aio-libs: aiohttp and ecosystem @aio-libs.org · Apr 17

frozenlist 1.6.0 released

This release includes free-threading support

github.com/aio-libs/fro...

Bug fixes Stopped implicitly allowing the use of Cython pre-release versions when building the distribution package -- by :user:ajsanchezsanz and :user:markgreene74. Related commits on GitHub: :c...