Update app.py

app.py

@@ -7,6 +7,7 @@ from dotenv import load_dotenv
 import re
 import huggingface_hub
 import spaces
+import httpx
 
 load_dotenv()
 
@@ -126,7 +127,7 @@ async def generate_chat(request: ChatRequest):
     
     responses = []
     num_models = len(global_data['models'])
-
+    
     with ThreadPoolExecutor() as executor:
         futures = [executor.submit(generate_chat_response, request, model_data) for model_data in global_data['models']]
         for future in as_completed(futures):
@@ -135,12 +136,12 @@ async def generate_chat(request: ChatRequest):
                 responses.append(response)
             except Exception:
                 pass
-
+    
     if not responses:
         raise HTTPException(status_code=500, detail="Error: No responses generated.")
     
     best_response = select_best_response(responses)
-
+    
     return {
         "best_response": best_response,
         "all_responses": responses