Update app.py

app.py

@@ -1,26 +1,14 @@
 import gradio as gr
 
-# Function to update the student numbers dropdown based on the selected class
-def update_dropdown(class_prefix):
-    # Check if a class prefix is selected
-    if class_prefix:
-        # Generate student numbers for the selected class
-        student_numbers = [f"{class_prefix}{str(i).zfill(2)}" for i in range(1, 41)]
-        return student_numbers
-    else:
-        # Return an empty list if no class prefix is selected
-        return []
+# ... (rest of your code)
 
-# List of class options for the dropdown
-class_options = ["5H", "5E", "5RS"]
-
-# Create the Gradio interface with two dropdowns
+# Create the Gradio interface
 with gr.Blocks() as demo:
-    with gr.Row():
-        class_dropdown = gr.Dropdown(label="Class", choices=class_options)
-        student_dropdown = gr.Dropdown(label="Student", choices=[])
+    class_dropdown = gr.Dropdown(label="Class", choices=class_options)
+    # Initialize the second dropdown with a callable for dynamic updates
+    student_dropdown = gr.Dropdown(label="Student", choices=lambda: update_dropdown(class_options[0]))
 
-    # Update student dropdown when class dropdown changes
+    # Bind the update function to the change event of the class dropdown
     class_dropdown.change(fn=update_dropdown, inputs=class_dropdown, outputs=student_dropdown)
 
 # Run the app