Update app.py

app.py

@@ -174,26 +174,18 @@
 
 import gradio as gr
 
-def update_dropdown_2(selected_option, dropdown_2_choices):
-    if selected_option == "Option 1":
-        new_options = ["Suboption 1.1", "Suboption 1.2"]
-    elif selected_option == "Option 2":
-        new_options = ["Suboption 2.1", "Suboption 2.2"]
-    else:
-        new_options = ["Suboption 3.1", "Suboption 3.2"]
-
-    return new_options
+def welcome(name):
+    return f"Welcome to Gradio, {name}!"
 
 with gr.Blocks() as demo:
-    with gr.Row():
-        dropdown_1 = gr.Dropdown(["Option 1", "Option 2", "Option 3"], label="Main Options")
-        dropdown_2 = gr.Dropdown(["Suboption 1.1", "Suboption 1.2"], label="Sub Options")
-
-    def on_dropdown_1_change(selected_option):
-        new_choices = update_dropdown_2(selected_option, dropdown_2)
-        dropdown_2.update(choices=new_choices)
-
-    dropdown_1.change(on_dropdown_1_change, inputs=dropdown_1, outputs=dropdown_2)
+    gr.Markdown(
+    """
+    # Hello World!
+    Start typing below to see the output.
+    """)
+    inp = gr.Textbox(placeholder="What is your name?")
+    out = gr.Textbox()
+    inp.change(welcome, inp, out)
 
 demo.launch()