Exception 'NoneType' object has no attribute 'check_complete'

### Describe the error

Run manimgl in cmd.exe, and run any python code in it, it had wrong.

### Code and Error
**Code**:

**Error**:

Unhandled exception in event loop:
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\asyncio\events.py", line 80, in _run
self._context.run(self._callback, *self._args)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\site-packages\prompt_toolkit\input\win32.py"y
callback()
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\site-packages\prompt_toolkit\application\appt
context.copy().run(read_from_input)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\site-packages\prompt_toolkit\application\appt
self.key_processor.process_keys()
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\site-packages\prompt_toolkit\key_binding\keys
self._process_coroutine.send(key_press)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\site-packages\prompt_toolkit\key_binding\keys
self._call_handler(matches[-1], key_sequence=buffer[:])
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\site-packages\prompt_toolkit\key_binding\keyr
handler.call(event)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\site-packages\prompt_toolkit\key_binding\keyl
result = self.handler(event)
^^^^^^^^^^^^^^^^^^^
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\site-packages\IPython\terminal\shortcuts\__ie
return newline_or_execute_outer(shell)(event)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\site-packages\IPython\terminal\shortcuts\__ie
status, indent = shell.check_complete(check_text)
^^^^^^^^^^^^^^^^^^^^

Exception 'NoneType' object has no attribute 'check_complete'
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### Environment
**OS System**: Windows 10 x64
**manim version**: master
**python version**:3.11.4