text_1 = gr.Textbox(name="Text 1")

app.py

@@ -8,8 +8,9 @@ def echo(text, request: gr.Request):
     return text
 
 with gr.Blocks() as demo:
-    text_1 = demo.Textbox(name="Text 1")
-    text_2 = demo.Textbox(name="Text 2")
+
+    text_1 = gr.Textbox(name="Text 1")
+    text_2 = gr.Textbox(name="Text 2")
 
 
     demo.load("echo", echo, inputs=text_1, outputs=text_2)