gh-119535: 3.15 minus π

[hugovk]

This reverts commits fcef3fc to de-egg 3.15.

• Issue: Support pythonπ in Python 3.14 venv's #119535

[hauntsaninja]

0.0084073464

[bedevere-bot]

⚠️⚠️ Buildbot failure ⚠️⚠️

Hi! The buildbot AMD64 Windows Server 2022 NoGIL 3.x (tier-1) has failed when building commit 54a6875.

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/1241/builds/5758) and take a look at the build logs.
4. Check if the failure is related to this commit (54a6875) 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/1241/builds/5758

Failed tests:

• test_weakref

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

==

Click to see traceback logs

Traceback (most recent call last):
  File "C:\Users\Administrator\buildarea\3.x.itamaro-win64-srv-22-aws.x64.nogil\build\Lib\threading.py", line 1079, in _bootstrap_inner
    self._context.run(self.run)
    ~~~~~~~~~~~~~~~~~^^^^^^^^^^
  File "C:\Users\Administrator\buildarea\3.x.itamaro-win64-srv-22-aws.x64.nogil\build\Lib\threading.py", line 1021, in run
    self._target(*self._args, **self._kwargs)
    ~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "C:\Users\Administrator\buildarea\3.x.itamaro-win64-srv-22-aws.x64.nogil\build\Lib\multiprocessing\pool.py", line 595, in _handle_results
    cache[job]._set(i, obj)
    ~~~~~~~~~~~~~~~^^^^^^^^
  File "C:\Users\Administrator\buildarea\3.x.itamaro-win64-srv-22-aws.x64.nogil\build\Lib\multiprocessing\pool.py", line 783, in _set
    del self._cache[self._job]
        ~~~~~~~~~~~^^^^^^^^^^^
  File "C:\Users\Administrator\buildarea\3.x.itamaro-win64-srv-22-aws.x64.nogil\build\Lib\multiprocessing\pool.py", line 171, in __delitem__
    self.notifier.put(None)
    ~~~~~~~~~~~~~~~~~^^^^^^
  File "C:\Users\Administrator\buildarea\3.x.itamaro-win64-srv-22-aws.x64.nogil\build\Lib\multiprocessing\queues.py", line 394, in put
    self._writer.send_bytes(obj)
    ~~~~~~~~~~~~~~~~~~~~~~~^^^^^
  File "C:\Users\Administrator\buildarea\3.x.itamaro-win64-srv-22-aws.x64.nogil\build\Lib\multiprocessing\connection.py", line 206, in send_bytes
    self._send_bytes(m[offset:offset + size])
    ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^
  File "C:\Users\Administrator\buildarea\3.x.itamaro-win64-srv-22-aws.x64.nogil\build\Lib\multiprocessing\connection.py", line 293, in _send_bytes
    raise ValueError("concurrent send_bytes() calls "
                     "are not supported")
ValueError: concurrent send_bytes() calls are not supported
k