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@github-actions github-actions released this 07 Oct 21:39
· 3698 commits to master since this release
v3.9.0b0
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Features

  • Introduced AppKey for static typing support of Application storage.
    See https://docs.aiohttp.org/en/stable/web_advanced.html#application-s-config

    (#5864)

  • Added a graceful shutdown period which allows pending tasks to complete before the application's cleanup is called.
    The period can be adjusted with the shutdown_timeout parameter. -- by :user:Dreamsorcerer.
    See https://docs.aiohttp.org/en/latest/web_advanced.html#graceful-shutdown

    (#7188)

  • Added handler_cancellation <https://docs.aiohttp.org/en/stable/web_advanced.html#web-handler-cancellation>_ parameter to cancel web handler on client disconnection. -- by :user:mosquito
    This (optionally) reintroduces a feature removed in a previous release.
    Recommended for those looking for an extra level of protection against denial-of-service attacks.

    (#7056)

  • Added support for setting response header parameters max_line_size and max_field_size.

    (#2304)

  • Added auto_decompress parameter to ClientSession.request to override ClientSession._auto_decompress. -- by :user:Daste745

    (#3751)

  • Changed raise_for_status to allow a coroutine.

    (#3892)

  • Added client brotli compression support (optional with runtime check).

    (#5219)

  • Added client_max_size to BaseRequest.clone() to allow overriding the request body size -- :user:anesabml.

    (#5704)

  • Added a middleware type alias aiohttp.typedefs.Middleware.

    (#5898)

  • Exported HTTPMove which can be used to catch any redirection request
    that has a location -- :user:dreamsorcerer.

    (#6594)

  • Changed the path parameter in web.run_app() to accept a pathlib.Path object.

    (#6839)

  • Added support for passing a custom server name parameter to HTTPS connection.

    (#7114)

  • Added support for using Basic Auth credentials from :file:.netrc file when making HTTP requests with the :py:class:~aiohttp.ClientSession trust_env argument is set to True -- by :user:yuvipanda.

    (#7131)

  • Turned access log into no-op when the logger is disabled.

    (#7240)

  • Added typing information to RawResponseMessage -- by :user:Gobot1234

    (#7365)

  • Removed async-timeout for Python 3.11+ (replaced with asyncio.timeout() on newer releases).

    (#7502)

  • Added support for brotlicffi as an alternative to brotli (fixing Brotli support on PyPy).

    (#7611)

Bugfixes

  • Implemented stripping the trailing dots from fully-qualified domain names in Host headers and TLS context when acting as an HTTP client.
    This allows the client to connect to URLs with FQDN host name like https://example.com./.
    -- by :user:martin-sucha.

    (#3636)

  • Fixed client timeout not working when incoming data is always available without waiting -- by :user:Dreamsorcerer.

    (#5854)

  • Fixed readuntil to work with a delimiter of more than one character

    (#6701)

  • Added __repr__ to EmptyStreamReader to avoid AttributeError.

    (#6916)

  • Fixed bug when using TCPConnector with ttl_dns_cache=0.

    (#7014)

  • Fixed response returned from expect handler being thrown away. -- by :user:Dreamsorcerer

    (#7025)

  • Avoided raising UnicodeDecodeError in multipart and in HTTP headers parsing.

    (#7044)

  • Changed sock_read timeout to start after writing has finished, avoiding read timeouts caused by an unfinished write. -- by :user:dtrifiro

    (#7149)

  • Fixed missing query in tracing method URLs when using yarl 1.9+.

    (#7259)

  • Changed max 32-bit timestamp to an aware datetime object, for consistency with the non-32-bit one, and to avoid a DeprecationWarning on Python 3.12.

    (#7302)

  • Fixed EmptyStreamReader.iter_chunks() never ending. -- by :user:mind1m

    (#7616)

Improved Documentation

  • Fixed the ClientResponse.release's type in the doc. Changed from comethod to method.

    (#5836)

  • Added information on behavior of base_url parameter in ClientSession.

    (#6647)

  • Fixed ClientResponseError docs.

    (#6700)

  • Updated Redis code examples to follow the latest API.

    (#6907)

  • Added a note about possibly needing to update headers when using on_response_prepare. -- by :user:Dreamsorcerer

    (#7283)

  • Completed trust_env parameter description to honor wss_proxy, ws_proxy or no_proxy env.

    (#7325)

  • Expanded SSL documentation with more examples (e.g. how to use certifi). -- by :user:Dreamsorcerer

    (#7334)

Deprecations and Removals

  • Dropped Python 3.6 support.

    (#6378)

  • Dropped Python 3.7 support. -- by :user:Dreamsorcerer

    (#7336)

  • Removed support for abandoned tokio event loop. -- by :user:Dreamsorcerer

    (#7281)

Misc

  • Made print argument in run_app() optional.

    (#3690)

  • Improved performance of ceil_timeout in some cases.

    (#6316)

  • Changed importing Gunicorn to happen on-demand, decreasing import time by ~53%. -- :user:Dreamsorcerer

    (#6591)

  • Improved import time by replacing http.server with http.HTTPStatus.

    (#6903)

  • Fixed annotation of ssl parameter to disallow True. -- by :user:Dreamsorcerer

    (#7335)

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