Create app.py

app.py

@@ -0,0 +1,18 @@
+import gradio as gr
+
+def change_textbox(choice):
+    if choice == "short":
+        return gr.Radio.update(lines=2, visible=True)
+    elif choice == "long":
+        return gr.Radio.update(lines=8, visible=True)
+    else:
+        return gr.Radio.update(visible=False)
+
+
+with gr.Blocks() as block:
+    radio = gr.Radio(["short", "long", "none"], 
+                     label="What kind of essay would you like to write?")
+    text = gr.Textbox(lines=2, interactive=True)
+
+    radio.change(fn=change_textbox, inputs=radio, outputs=text)
+    block.launch()