Update app.py

app.py

@@ -1,6 +1,11 @@
 import gradio as gr
 import time
 
+def change_visibility():
+    return {
+        textbox: gr.update(visible=True)
+    }
+
 def generate():
     text = "Hello, this is a demo without using streaming that emulates a model"
     results = ""
@@ -8,10 +13,7 @@ def generate():
         time.sleep(0.2)
         results += word
         results += " "
-        yield {
-            textbox: gr.update(visible=True),
-            generation: results
-        }
+        yield results
         
 with gr.Blocks() as demo:
     btn = gr.Button("Generate")