Update Key

src/caller.py

@@ -13,7 +13,7 @@ class OpenAI_Caller:
     def __init__(self, model_name: str) -> None:
         super().__init__()
         self.model_name = model_name
-        self.client = OpenAI(api_key=os.environ["OPENAI_API_KEY"])
+        self.client = OpenAI(api_key=os.getenv('OPENAI_API_KEY'))
         
     def generate(self, model_inputs: List[object], json_mode=True) -> str:
         model_input_prompt = self.prompt_generate(model_inputs, json_mode)