Update app.py

app.py

@@ -143,7 +143,7 @@ def greet(name):
 
 
 
-with gr.Blocks(theme="Nymbo/Alyx_Theme") as demo:
+with gr.Blocks(theme=gr.themes.Ocean()) as demo:
     with gr.Tab("Testing"):
         # Set the title and description for the app.
         gr.Markdown("# Simple Gradio Greeter")
@@ -175,9 +175,9 @@ with gr.Blocks(theme="Nymbo/Alyx_Theme") as demo:
         index_button = gr.Button("Index PDF")
         load_sample = gr.Button("Alternatively, Load and Index [Attention Is All You Need.pdf] as a Sample")
         sample_description = gr.Markdown("This sample PDF is a seminal paper in the field of machine learning, titled 'Attention Is All You Need' at https://arxiv.org/abs/1706.03762. It introduces the Transformer model, which has become foundational in natural language processing.")
-    #     index_output = gr.Textbox(label="Indexing Status")
-    #     index_button.click(index_pdf, inputs=pdf_input, outputs=index_output)
-    #     load_sample.click(load_sample_pdf, inputs=None, outputs=index_output)
+        index_output = gr.Textbox(label="Indexing Status")
+        index_button.click(index_pdf, inputs=pdf_input, outputs=index_output)
+        load_sample.click(load_sample_pdf, inputs=None, outputs=index_output)
         
     with gr.Tab("Chatbot"):
         gr.ChatInterface(