Update rag_chain.py

rag_chain.py

@@ -14,8 +14,12 @@ from langchain.prompts import PromptTemplate
 
 load_dotenv()
 
-os.environ["HUGGINGFACEHUB_API_TOKEN"] = os.getenv("HUGGINGFACEHUB_ACCESS_TOKEN")
-os.environ["OPENAI_API_KEY"] = os.getenv("OPENAI_API_KEY")
+# Already handled by Hugging Face via secret env vars
+hf_token = os.getenv("HUGGINGFACEHUB_ACCESS_TOKEN")
+openai_token = os.getenv("OPENAI_API_KEY")
+
+os.environ["HUGGINGFACEHUB_API_TOKEN"] = hf_token
+os.environ["OPENAI_API_KEY"] = openai_token
 
 # Hugging Face Embeddings
 os.environ['HF_HOME'] = 'E:/Generative AI/AI Models/Embedding Models'