Update app.py

app.py

@@ -63,7 +63,10 @@ vector_store = FAISS.from_texts(
     metadatas=metadatas
 )
 # Step 5: Initialize the LLM
-openai_api_key = os.getenv("tauhid")  # Fetch the key using the actual secret name
+#openai_api_key = os.getenv("tauhid")  # Fetch the key using the actual secret name
+
+openai_api_key = os.getenv("tauhid")
+client = OpenAI(api_key=api_key)
 if not openai_api_key:
     raise ValueError("tauhid environment variable is not set. Please add it to the Space Secrets.")