gh-144175: Remove internal _PyArg_ParseStack() function - #159150

ERROR: test_interrupt (test.test_multiprocessing_forkserver.test_processes.WithProcessesTestProcess.test_interrupt)
..
RuntimeError: join took too long: <Process name='Process-167' pid=20684 parent=18303 started daemon>

0:27:20 load avg: 7.36 mem: 17.5 MiB [2/2/1] test.test_multiprocessing_spawn.test_threads failed (1 failure)
Re-running test.test_multiprocessing_spawn.test_threads in verbose mode (matching: test_imap_and_imap_unordered_with_buffersize_when_buffer_is_full, test_imap_and_imap_unordered_with_buffersize_when_buffer_is_full)
test_imap_and_imap_unordered_with_buffersize_when_buffer_is_full (test.test_multiprocessing_spawn.test_threads.WithThreadsTestPool.test_imap_and_imap_unordered_with_buffersize_when_buffer_is_full) ... 
  test_imap_and_imap_unordered_with_buffersize_when_buffer_is_full (test.test_multiprocessing_spawn.test_threads.WithThreadsTestPool.test_imap_and_imap_unordered_with_buffersize_when_buffer_is_full) (method_name='imap') ... FAIL
Warning -- Dangling threads: {<DummyProcess(Thread-10 (worker), started daemon 4380)>, <DummyProcess(Thread-9 (worker), started daemon 10836)>, <Thread(Thread-13 (_handle_tasks), started daemon 1020)>, <Thread(Thread-12 (_handle_workers), started daemon 1508)>, <Thread(Thread-14 (_handle_results), started daemon 1076)>, <DummyProcess(Thread-8 (worker), started daemon 8568)>, <DummyProcess(Thread-11 (worker), started daemon 10040)>}
Warning -- Dangling threads: {<DummyProcess(Thread-10 (worker), started daemon 4380)>, <DummyProcess(Thread-9 (worker), started daemon 10836)>, <Thread(Thread-13 (_handle_tasks), started daemon 1020)>, <Thread(Thread-12 (_handle_workers), started daemon 1508)>, <Thread(Thread-14 (_handle_results), started daemon 1076)>, <DummyProcess(Thread-8 (worker), started daemon 8568)>, <DummyProcess(Thread-11 (worker), started daemon 10040)>}
Warning -- Unraisable exception
Exception ignored while calling deallocator <function Pool.__del__ at 0x000002000395E390>:
Traceback (most recent call last):
  File "D:\a\cpython\cpython\Lib\multiprocessing\pool.py", line 274, in __del__
    _warn(f"unclosed running multiprocessing pool {self!r}",
    ~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
          ResourceWarning, source=self)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
ResourceWarning: unclosed running multiprocessing pool <multiprocessing.pool.ThreadPool state=RUN pool_size=4>

======================================================================
FAIL: test_imap_and_imap_unordered_with_buffersize_when_buffer_is_full (test.test_multiprocessing_spawn.test_threads.WithThreadsTestPool.test_imap_and_imap_unordered_with_buffersize_when_buffer_is_full) (method_name='imap')
----------------------------------------------------------------------
Traceback (most recent call last):
  File "D:\a\cpython\cpython\Lib\test\support\__init__.py", line 1128, in wrapper
    func(self, *args, **kwargs, **subtest_kwargs)
    ~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\a\cpython\cpython\Lib\test\_test_multiprocessing.py", line 3229, in test_imap_and_imap_unordered_with_buffersize_when_buffer_is_full
    self.assertEqual(last_produced_task_arg.value, processes + 2)
    ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
AssertionError: 5 != 6