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Merge pull request #4533 from scrapy/doc-old-twisted 

Don't mention unsupported package versions in docs
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Mikhail Korobov 2020-05-04 23:51:40 +05:00 committed by GitHub
parent b6eae22b38 fe6154e4fa
commit 8f72b70f06
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1 changed files with 3 additions and 13 deletions
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docs/topics/settings.rst
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@ -420,10 +420,9 @@ connections (for ``HTTP10DownloadHandler``).
.. note::
HTTP/1.0 is rarely used nowadays so you can safely ignore this setting,
unless you use Twisted<11.1, or if you really want to use HTTP/1.0
and override :setting:`DOWNLOAD_HANDLERS_BASE` for ``http(s)`` scheme
accordingly, i.e. to
``'scrapy.core.downloader.handlers.http.HTTP10DownloadHandler'``.
unless you really want to use HTTP/1.0 and override
:setting:`DOWNLOAD_HANDLERS` for ``http(s)`` scheme accordingly,
i.e. to ``'scrapy.core.downloader.handlers.http.HTTP10DownloadHandler'``.
.. setting:: DOWNLOADER_CLIENTCONTEXTFACTORY
@ -447,7 +446,6 @@ or even enable client-side authentication (and various other things).
Scrapy also has another context factory class that you can set,
``'scrapy.core.downloader.contextfactory.BrowserLikeContextFactory'``,
which uses the platform's certificates to validate remote endpoints.
**This is only available if you use Twisted>=14.0.**
If you do use a custom ContextFactory, make sure its ``__init__`` method
accepts a ``method`` parameter (this is the ``OpenSSL.SSL`` method mapping
@ -494,10 +492,6 @@ This setting must be one of these string values:
- ``'TLSv1.2'``: forces TLS version 1.2
- ``'SSLv3'``: forces SSL version 3 (**not recommended**)
.. note::
We recommend that you use PyOpenSSL>=0.13 and Twisted>=0.13
or above (Twisted>=14.0 if you can).
.. setting:: DOWNLOADER_CLIENT_TLS_VERBOSE_LOGGING
@ -660,8 +654,6 @@ If you want to disable it set to 0.
spider attribute and per-request using :reqmeta:`download_maxsize`
Request.meta key.
This feature needs Twisted >= 11.1.
.. setting:: DOWNLOAD_WARNSIZE
DOWNLOAD_WARNSIZE
@ -679,8 +671,6 @@ If you want to disable it set to 0.
spider attribute and per-request using :reqmeta:`download_warnsize`
Request.meta key.
This feature needs Twisted >= 11.1.
.. setting:: DOWNLOAD_FAIL_ON_DATALOSS
DOWNLOAD_FAIL_ON_DATALOSS