Version 0.45.0

What's Changed

• Preserve forwarded client ports in proxy headers middleware by @Kludex in #2903
• Accept os.PathLike for log_config by @Kludex in #2905
• Accept log_level strings case-insensitively by @Kludex in #2907
• Raise helpful ImportError when PyYAML is missing for YAML log config by @Kludex in #2906
• Revert empty context for ASGI runs by @Kludex in #2911
• Add --reset-contextvars flag to isolate ASGI request context by @Kludex in #2912
• Revert "Emit http.disconnect on server shutdown for streaming responses" (#2829) by @Kludex in #2913

New Contributors

• @Krishnachaitanyakc made their first contribution in #2870

Full Changelog: 0.44.0...0.45.0

Version 0.44.0

What's Changed

• Implement websocket keepalive pings for websockets-sansio by @Kludex in #2888

Full Changelog: 0.43.0...0.44.0

Version 0.43.0

Changed

• Emit http.disconnect ASGI receive() event on server shutting down for streaming responses (#2829)
• Use native context parameter for create_task on Python 3.11+ (#2859)
• Drop cast in ASGI types (#2875)

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Full Changelog: 0.42.0...0.43.0

Version 0.42.0

Changed

• Use bytearray for request body accumulation to avoid O(n^2) allocation on fragmented bodies (#2845)

Fixed

• Escape brackets and backslash in httptools HEADER_RE regex (#2824)
• Fix multiple issues in websockets sans-io implementation (#2825)

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New Contributors

• @bysiber made their first contribution in #2825

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Full Changelog: 0.41.0...0.42.0

Version 0.41.0

Added

• Add --limit-max-requests-jitter to stagger worker restarts (#2707)
• Add socket path to scope["server"] (#2561)

Changed

• Rename LifespanOn.error_occured to error_occurred (#2776)

Fixed

• Ignore permission denied errors in watchfiles reloader (#2817)
• Ensure lifespan shutdown runs when should_exit is set during startup (#2812)
• Reduce the log level of 'request limit exceeded' messages (#2788)

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New Contributors

• @t-kawasumi made their first contribution in #2776
• @fardyn made their first contribution in #2800
• @ewie made their first contribution in #2807
• @shevron made their first contribution in #2788
• @jonashaag made their first contribution in #2707

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Full Changelog: 0.40.0...0.41.0

Version 0.40.0

What's Changed

• Drop Python 3.9 by @Kludex in #2772

Full Changelog: 0.39.0...0.40.0

Version 0.39.0

What's Changed

• explicitly start ASGI run with empty context by @pmeier in #2742
• fix(websockets): Send close frame on ASGI return by @Kludex in #2769

New Contributors

• @pmeier made their first contribution in #2742

Full Changelog: 0.38.0...0.39.0

Version 0.38.0

What's Changed

• Support Python 3.14 by @Kludex in #2723

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New Contributors

• @NGANAMODEIJunior made their first contribution in #2713

Full Changelog: 0.37.0...0.38.0

Version 0.37.0

What's Changed

• Add --timeout-worker-healthcheck setting by @Kludex in #2711
• Add os.PathLike[str] type to ssl_ca_certs by @rnv812 in #2676

New Contributors

• @LincolnPuzey made their first contribution in #2669
• @rnv812 made their first contribution in #2676

Full Changelog: 0.36.1...0.37.0

Version 0.36.1

What's Changed

• Raise an exception when calling removed Config.setup_event_loop() by @Kludex in #2709

Full Changelog: 0.36.0...0.36.1