GH-123299: Copyedit 3.14 What's New: Deprecated

[AA-Turner]

• Issue: What's New in Python 3.14 (copyediting) #123299

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📚 Documentation preview 📚: https://cpython-previews--139433.org.readthedocs.build/

[hugovk]

Suggested change

	New Deprecations
	----------------
	New deprecations
	----------------

Will be good to add this to the release-tools template and whatsnew/3.15.rst, but can wait until after 3.14.0 is out, and include the other improvements.

[AA-Turner]

I'll get this one in, there were no review comments about the substantive changes.

A

[miss-islington-app]

Thanks @AA-Turner for the PR 🌮🎉.. I'm working now to backport this PR to: 3.14.
🐍🍒⛏🤖 I'm not a witch! I'm not a witch!

[bedevere-app]

GH-139457 is a backport of this pull request to the 3.14 branch.

[bedevere-bot]

⚠️⚠️⚠️ Buildbot failure ⚠️⚠️⚠️

Hi! The buildbot AMD64 FreeBSD Refleaks 3.14 (tier-3) has failed when building commit 20f472b.

What do you need to do:

1. Don't panic.
2. Check the buildbot page in the devguide if you don't know what the buildbots are or how they work.
3. Go to the page of the buildbot that failed (https://buildbot.python.org/#/builders/1800/builds/499) and take a look at the build logs.
4. Check if the failure is related to this commit (20f472b) or if it is a false positive.
5. If the failure is related to this commit, please, reflect that on the issue and make a new Pull Request with a fix.

You can take a look at the buildbot page here:

https://buildbot.python.org/#/builders/1800/builds/499

Summary of the results of the build (if available):

==

Click to see traceback logs

Traceback (most recent call last):
  File "/buildbot/buildarea/3.14.ware-freebsd.refleak/build/Lib/test/support/__init__.py", line 837, in gc_collect
    gc.collect()
ResourceWarning: unclosed <socket.socket fd=9, family=2, type=1, proto=6, laddr=('127.0.0.1', 29458), raddr=('127.0.0.1', 29459)>
Task was destroyed but it is pending!
task: <Task pending name='Task-3152' coro=<BaseSelectorEventLoop._accept_connection2() done, defined at /buildbot/buildarea/3.14.ware-freebsd.refleak/build/Lib/asyncio/selector_events.py:217> wait_for=<Future pending cb=[Task.task_wakeup()]>>
Warning -- Unraisable exception
Exception ignored while calling deallocator <function _SelectorTransport.__del__ at 0x8452cb590>:
Traceback (most recent call last):
  File "/buildbot/buildarea/3.14.ware-freebsd.refleak/build/Lib/asyncio/selector_events.py", line 873, in __del__
    _warn(f"unclosed transport {self!r}", ResourceWarning, source=self)
ResourceWarning: unclosed transport <_SelectorSocketTransport closing fd=9>
k


Traceback (most recent call last):
  File "/buildbot/buildarea/3.14.ware-freebsd.refleak/build/Lib/test/support/__init__.py", line 837, in gc_collect
    gc.collect()
ResourceWarning: unclosed <socket.socket fd=10, family=2, type=1, proto=6, laddr=('127.0.0.1', 29190), raddr=('127.0.0.1', 29191)>
Task was destroyed but it is pending!
task: <Task pending name='Task-2215' coro=<BaseSelectorEventLoop._accept_connection2() done, defined at /buildbot/buildarea/3.14.ware-freebsd.refleak/build/Lib/asyncio/selector_events.py:217> wait_for=<Future pending cb=[Task.task_wakeup()]>>
Warning -- Unraisable exception
Exception ignored while calling deallocator <function _SelectorTransport.__del__ at 0x8452cb590>:
Traceback (most recent call last):
  File "/buildbot/buildarea/3.14.ware-freebsd.refleak/build/Lib/asyncio/selector_events.py", line 873, in __del__
    _warn(f"unclosed transport {self!r}", ResourceWarning, source=self)
ResourceWarning: unclosed transport <_SelectorSocketTransport closing fd=10>
k


Traceback (most recent call last):
  File "/buildbot/buildarea/3.14.ware-freebsd.refleak/build/Lib/test/support/__init__.py", line 837, in gc_collect
    gc.collect()
ResourceWarning: unclosed <socket.socket fd=9, family=2, type=1, proto=6, laddr=('127.0.0.1', 43957), raddr=('127.0.0.1', 43958)>
Task was destroyed but it is pending!
task: <Task pending name='Task-1257' coro=<BaseSelectorEventLoop._accept_connection2() done, defined at /buildbot/buildarea/3.14.ware-freebsd.refleak/build/Lib/asyncio/selector_events.py:217> wait_for=<Future finished exception=ConnectionResetError()>>
Future exception was never retrieved
future: <Future finished exception=ConnectionResetError()>
Traceback (most recent call last):
  File "/buildbot/buildarea/3.14.ware-freebsd.refleak/build/Lib/asyncio/sslproto.py", line 581, in _on_handshake_complete
    raise handshake_exc
ConnectionResetError
Warning -- Unraisable exception
Exception ignored while calling deallocator <function _SelectorTransport.__del__ at 0x841e47590>:
Traceback (most recent call last):
  File "/buildbot/buildarea/3.14.ware-freebsd.refleak/build/Lib/asyncio/selector_events.py", line 873, in __del__
    _warn(f"unclosed transport {self!r}", ResourceWarning, source=self)
ResourceWarning: unclosed transport <_SelectorSocketTransport closing fd=9>
k