천천히 따라가면서 배우고 있는데 장고쉘을 여는 부분에서 막혔습니다.

(mysite) c:\projects\mysite>python manage.py shell

장고쉘을 열려고 명령어를 입력하면 아래와 같은 오류가 생깁니다.

Failed calling sys.__interactivehook__
Traceback (most recent call last):
  File "C:\venvs\mysite\lib\site-packages\django\core\management\commands\shell.py", line 93, in python
    hook()
  File "C:\Users\user\AppData\Local\Programs\Python\Python39\lib\site.py", line 419, in register_readline
    import rlcompleter
  File "C:\Users\user\AppData\Local\Programs\Python\Python39\lib\rlcompleter.py", line 200, in <module>
    readline.set_completer(Completer().complete)
AttributeError: module 'readline' has no attribute 'set_completer'
Traceback (most recent call last):
  File "c:\projects\mysite\manage.py", line 22, in <module>
    main()
  File "c:\projects\mysite\manage.py", line 18, in main
    execute_from_command_line(sys.argv)
  File "C:\venvs\mysite\lib\site-packages\django\core\management\__init__.py", line 446, in execute_from_command_line
    utility.execute()
  File "C:\venvs\mysite\lib\site-packages\django\core\management\__init__.py", line 440, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "C:\venvs\mysite\lib\site-packages\django\core\management\base.py", line 414, in run_from_argv
    self.execute(*args, **cmd_options)
  File "C:\venvs\mysite\lib\site-packages\django\core\management\base.py", line 460, in execute
    output = self.handle(*args, **options)
  File "C:\venvs\mysite\lib\site-packages\django\core\management\commands\shell.py", line 136, in handle
    return getattr(self, shell)(options)
  File "C:\venvs\mysite\lib\site-packages\django\core\management\commands\shell.py", line 105, in python
    import rlcompleter
  File "C:\Users\user\AppData\Local\Programs\Python\Python39\lib\rlcompleter.py", line 200, in <module>
    readline.set_completer(Completer().complete)
AttributeError: module 'readline' has no attribute 'set_completer'

C:\Users\user>python

Python 3.9.5 (tags/v3.9.5:0a7dcbd, May  3 2021, 17:27:52) [MSC v.1928 64 bit (AMD64)] on win32
Type "help", "copyright", "credits" or "license" for more information.
Failed calling sys.__interactivehook__
Traceback (most recent call last):
  File "C:\Users\user\AppData\Local\Programs\Python\Python39\lib\site.py", line 419, in register_readline
    import rlcompleter
  File "C:\Users\user\AppData\Local\Programs\Python\Python39\lib\rlcompleter.py", line 200, in <module>
    readline.set_completer(Completer().complete)
AttributeError: module 'readline' has no attribute 'set_completer'
>>>

파이썬도 마찬가지의 오류가 뜨긴하는데 파이썬은 인터프리터쉘로 들어가지긴 합니다