Upload app.py with huggingface_hub

app.py

@@ -0,0 +1,36 @@
+import gradio as gr
+import time
+
+def chat(message, history):
+    """
+    Simple echo chatbot that appends a timestamp.
+    Replace with your own LLM or logic.
+    """
+    bot_message = f"Echo: {message} ({time.strftime('%X')})"
+    history = history or []
+    history.append((message, bot_message))
+    return history, ""   # empty string clears the textbox
+
+with gr.Blocks() as demo:
+    gr.Markdown("# Gradio Chatbot Demo")
+
+    chatbot = gr.Chatbot(label="Conversation")
+    msg = gr.Textbox(label="Type a message…", lines=1)
+
+    def user(user_message, history):
+        history = history or []
+        history.append((user_message, ""))   # user side message
+        return history, ""   # empty textbox
+
+    def bot(history):
+        user_message = history[-1][0]   # last user message
+        bot_message = chat(user_message, history)[0][-1][1]   # reuse chat fn
+        history[-1][1] = bot_message
+        return history
+
+    # chain events
+    msg.submit(user, [msg, chatbot], [chatbot, msg], queue=False).then(
+        bot, chatbot, chatbot
+    )
+
+demo.queue().launch(server_name="0.0.0.0", server_port=7860)