환경변수 로딩이 안됩니다 ㅠㅠ

안녕하세요 장고 환경변수 로딩하는 부분, 몇번 돌려보면서 확인했는데 계속 에러가 나오네요. 혹시 어떤게 잘못되었을지 알 수 있을까요.. 도와주세요..

(venv) C:\Users\user\Documents\django_chat>python manage.py shell

Python 3.10.9 | packaged by Anaconda, Inc. | (main, Mar 1 2023, 18:18:15) [MSC v.1916 64 bit (AMD64)] on win32

Type "help", "copyright", "credits" or "license" for more information.

(InteractiveConsole)

>>> from django.conf import settings

>>> settings.OPENAI_API_KEY

Traceback (most recent call last):

File "C:\Users\user\Documents\django_chat\venv\lib\site-packages\environ\environ.py", line 387, in get_value

value = self.ENVIRON[var_name]

File "C:\Users\user\anaconda3\lib\os.py", line 680, in getitem

raise KeyError(key) from None

KeyError: 'OPENAI_API_KEY'

The above exception was the direct cause of the following exception:

Traceback (most recent call last):

File "<console>", line 1, in <module>

File "C:\Users\user\Documents\django_chat\venv\lib\site-packages\django\conf\__init__.py", line 102, in getattr

self._setup(name)

File "C:\Users\user\Documents\django_chat\venv\lib\site-packages\django\conf\__init__.py", line 89, in _setup

self._wrapped = Settings(settings_module)

File "C:\Users\user\Documents\django_chat\venv\lib\site-packages\django\conf\__init__.py", line 217, in init

mod = importlib.import_module(self.SETTINGS_MODULE)

File "C:\Users\user\anaconda3\lib\importlib\__init__.py", line 126, in import_module

return bootstrap.gcd_import(name[level:], package, level)

File "<frozen importlib._bootstrap>", line 1050, in gcdimport

File "<frozen importlib._bootstrap>", line 1027, in findand_load

File "<frozen importlib._bootstrap>", line 1006, in findand_load_unlocked

File "<frozen importlib._bootstrap>", line 688, in loadunlocked

File "<frozen importlib._bootstrap_external>", line 883, in exec_module

File "<frozen importlib._bootstrap>", line 241, in callwith_frames_removed

File "C:\Users\user\Documents\django_chat\mysite\settings.py", line 134, in <module>

OPENAI_API_KEY=env.str("OPENAI_API_KEY")

File "C:\Users\user\Documents\django_chat\venv\lib\site-packages\environ\environ.py", line 212, in str

value = self.get_value(var, cast=str, default=default)

File "C:\Users\user\Documents\django_chat\venv\lib\site-packages\environ\environ.py", line 391, in get_value

raise ImproperlyConfigured(error_msg) from exc

django.core.exceptions.ImproperlyConfigured: Set the OPENAI_API_KEY environment variable

>>>