Update model_api.py

model_api.py

@@ -1,11 +1,12 @@
 import requests
-import os
-from dotenv import load_dotenv
-
-load_dotenv()
+import streamlit as st
+import time
 
 API_URL = "https://api-inference.huggingface.co/models/mistralai/Mistral-7B-Instruct-v0.2"
-headers = {"Authorization": f"Bearer {os.getenv('HF_TOKEN')}"}
+
+headers = {
+    "Authorization": f"Bearer {st.secrets['HF_TOKEN']}"
+}
 
 def query_model(prompt):
     payload = {
@@ -17,4 +18,14 @@ def query_model(prompt):
     }
 
     response = requests.post(API_URL, headers=headers, json=payload)
-    return response.json()[0]["generated_text"]
+    result = response.json()
+
+    # If model is loading
+    if isinstance(result, dict) and "error" in result:
+        return f"⚠ Model Error: {result['error']}"
+
+    # If normal success response
+    if isinstance(result, list) and len(result) > 0:
+        return result[0]["generated_text"]
+
+    return "Unexpected response from model."