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Merged
merged 16 commits into from
Jul 28, 2025
Merged

gh-136306: Add support for SSL groups #136307

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662d66e
gh-136306: Initial cut at SSL groups support
ronf Jul 4, 2025
9acb2c3
Fix regen and lint issues
ronf Jul 4, 2025
03072c4
📜🤖 Added by blurb_it.
blurb-it[bot] Jul 4, 2025
187ff2e
gh-136306: Address first round of comments
ronf Jul 5, 2025
452bdec
gh-136306: Add back indentation of example
ronf Jul 5, 2025
9b4066b
gh-136306: Handle another allocation failure in get_groups()
ronf Jul 5, 2025
a6ad433
gh-136306: Address additional review comments
ronf Jul 5, 2025
aecc96b
gh-136306: Fix method references in whatsnew entry.
ronf Jul 5, 2025
05c75a5
gh-136306: Add missing documentation for SSLSocket.group()
ronf Jul 5, 2025
304c223
gh-136306: Address additional review comments
ronf Jul 6, 2025
b516200
gh-136306: Minor doc updates
ronf Jul 7, 2025
e0fdd25
gh-136306: Missed one
ronf Jul 7, 2025
35a3ae0
gh-136306: Address additional review comments
ronf Jul 12, 2025
e0baf56
Add checks that cipher() and group() return None on handshake failure
ronf Jul 12, 2025
c5a1146
Merge branch 'main' into ssl-group-support
ronf Jul 19, 2025
5e626a6
gh-136306: Regenerate clinic signature to fix missing end fo line
ronf Jul 19, 2025
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gh-136306: Minor doc updates
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@ronf
ronf committed Jul 7, 2025
commit b516200a4317cd2021d614ece3c7599a6a9e023c
8 changes: 4 additions & 4 deletions Doc/library/ssl.rst
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Expand Up @@ -1650,14 +1650,14 @@ to speed up repeated connections from the same clients.

.. method:: SSLContext.get_groups(*, include_aliases=False)

Get a list of groups implemented for key agreement, taking into account
the SSLContext's current TLS ``minimum_version`` and ``maximum_version``
values. For example::
Get a list of groups implemented for key agreement, taking into
account the current TLS :attr:`~SSLContext.minimum_version` and
:attr:`~SSLContext.maximum_version` values. For example::

>>> ctx = ssl.create_default_context()
>>> ctx.minimum_version = ssl.TLSVersion.TLSv1_3
>>> ctx.maximum_version = ssl.TLSVersion.TLSv1_3
>>> ctx.get_groups() # doctest: +SKIP
>>> ctx.get_groups() # doctest: +SKIP
['secp256r1', 'secp384r1', 'secp521r1', 'x25519', 'x448', ...]

By default, this method returns only the preferred IANA names for the
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