Update app.py

app.py

@@ -1,18 +1,28 @@
 import gradio as gr
-import requests
-from PIL import Image
-URL = "https://source.unsplash.com/random/500x500/?nature,fruit"
+import random
+import time
 
+with gr.Blocks() as demo:
+    chatbot = gr.Chatbot()
+    msg = gr.Textbox()
+    clear = gr.Button("Clear")
 
-def refresh():
-    image = Image.open(requests.get(URL, stream=True).raw)
-    return image
+    def user(user_message, history):
+        return "", history + [[user_message, None]]
 
+    def bot(history):
+        bot_message = random.choice(["How are you?", "I love you", "I'm very hungry"])
+        history[-1][1] = ""
+        for character in bot_message:
+            history[-1][1] += character
+            time.sleep(0.05)
+            yield history
 
-with gr.Blocks(show_footer=False) as blocks:
-    image = gr.Image(show_label=False)
-    blocks.load(fn=refresh, inputs=None, outputs=image,
-                show_progress=False, every=1)
-
-blocks.queue(api_open=False)
-blocks.launch()
+    msg.submit(user, [msg, chatbot], [msg, chatbot], queue=False).then(
+        bot, chatbot, chatbot
+    )
+    clear.click(lambda: None, None, chatbot, queue=False)
+    
+demo.queue(api_open=False)
+if __name__ == "__main__":
+    demo.launch()