Create app.py

app.py

@@ -0,0 +1,15 @@
+import gradio as gr
+
+with gr.Blocks() as demo:
+    show_box = gr.Checkbox()
+
+    @gr.render(inputs=show_box)
+    def render(show_box):
+        if show_box:
+            textbox = gr.Textbox()
+            textbox2 = gr.Textbox()
+            textbox.submit(lambda x:x, textbox, textbox2)
+        else:
+            gr.Markdown("Hidden textbox")
+
+demo.launch(debug=True)