Update app.py

app.py

@@ -9,26 +9,27 @@ from huggingface_hub import hf_hub_download
 model_path = hf_hub_download(
     repo_id="Mikecode123/ALX",
     filename="qwen2-1_5b-instruct-q4_0.gguf",
-    token=os.getenv("HF_TOKEN")  # secure access
+    token=os.getenv("HF_TOKEN")
 )
 
 llm = Llama(
     model_path=model_path,
-    n_ctx=512,        # reduced to avoid OOM (important in 2026 Spaces)
-    n_threads=1       # safer for low resources
+    n_ctx=512,
+    n_threads=1
 )
 
 # =========================
-# CHAT FUNCTION
+# CHAT FUNCTION (MODERN FORMAT)
 # =========================
-def chat(prompt, history):
+def chat(message, history):
+    # convert Gradio "messages" format safely
     messages = []
 
-    for user_msg, bot_msg in history:
-        messages.append({"role": "user", "content": user_msg})
-        messages.append({"role": "assistant", "content": bot_msg})
+    for msg in history:
+        if isinstance(msg, dict):
+            messages.append(msg)
 
-    messages.append({"role": "user", "content": prompt})
+    messages.append({"role": "user", "content": message})
 
     output = llm.create_chat_completion(
         messages=messages,
@@ -37,7 +38,9 @@ def chat(prompt, history):
     )
 
     response = output["choices"][0]["message"]["content"]
-    history.append((prompt, response))
+
+    history.append({"role": "user", "content": message})
+    history.append({"role": "assistant", "content": response})
 
     return "", history
 
@@ -47,14 +50,20 @@ def chat(prompt, history):
 with gr.Blocks() as demo:
     gr.Markdown("# 🧠 Qwen GGUF AI (Living Legend Build)")
 
-    chatbot = gr.Chatbot()
+    chatbot = gr.Chatbot(type="messages")
     msg = gr.Textbox(label="Ask your AI")
     clear = gr.Button("Clear")
 
     msg.submit(chat, [msg, chatbot], [msg, chatbot])
-    clear.click(lambda: [], None, chatbot)
+
+    clear.click(lambda: [], None, chatbot, queue=False)
 
 # =========================
-# LAUNCH
+# LAUNCH (SPACE SAFE)
 # =========================
-demo.launch()
+demo.queue()
+
+demo.launch(
+    server_name="0.0.0.0",
+    server_port=7860
+)