Update app.py

app.py

@@ -13,46 +13,37 @@ Explain programming concepts in a simple, beginner-friendly way.
 Provide examples when helpful and keep answers concise.
 """
 
-# Build messages for GROQ API
-def build_groq_messages(user_input, chat_history):
-    messages = [{"role": "system", "content": SYSTEM_PROMPT}]
-    
-    # Convert Gradio history tuples into dicts for API
+# Gradio respond function with safe GROQ formatting
+def respond(user_input, chat_history, temperature):
+    # Convert chat history tuples to dicts
+    groq_messages = [{"role": "system", "content": SYSTEM_PROMPT}]
     for item in chat_history or []:
         if isinstance(item, tuple) and len(item) == 2:
             user_msg, bot_msg = item
-            messages.append({"role": "user", "content": str(user_msg)})
-            messages.append({"role": "assistant", "content": str(bot_msg)})
-    
-    # Latest user input
-    messages.append({"role": "user", "content": str(user_input)})
-    return messages
+            groq_messages.append({"role": "user", "content": str(user_msg)})
+            groq_messages.append({"role": "assistant", "content": str(bot_msg)})
 
-# Call GROQ API
-def query_groq(user_input, chat_history, temperature):
-    messages = build_groq_messages(user_input, chat_history)
+    # Append latest user input
+    groq_messages.append({"role": "user", "content": str(user_input)})
 
+    # Call GROQ API
     headers = {
         "Authorization": f"Bearer {GROQ_API_KEY}",
         "Content-Type": "application/json"
     }
-
     payload = {
         "model": MODEL_NAME,
-        "messages": messages,
+        "messages": groq_messages,
         "temperature": temperature
     }
 
     response = requests.post(GROQ_API_URL, headers=headers, json=payload)
-
     if response.status_code == 200:
-        return response.json()["choices"][0]["message"]["content"]
+        bot_reply = response.json()["choices"][0]["message"]["content"]
     else:
-        return f"Error {response.status_code}: {response.text}"
+        bot_reply = f"Error {response.status_code}: {response.text}"
 
-# Gradio respond function
-def respond(user_input, chat_history, temperature):
-    bot_reply = query_groq(user_input, chat_history, temperature)
+    # Return Gradio chat history as tuples for display
     new_history = (chat_history or []) + [(user_input, bot_reply)]
     return "", new_history