Update app.py

app.py

@@ -21,6 +21,7 @@ summarizer = gr.Interface.load("huggingface/facebook/bart-large-cnn")
 gradio_ui = Series(transcriber, summarizer,
                   inputs = gr.inputs.Textbox(label = "Enter the Youtube URL below:"),
                   outputs = gr.outputs.Textbox(label = "Transcript Summary"),
+                  examples = ["https://www.youtube.com/watch?v=HB4I2CgkcCo"],
                   title = "Youtube Transcript Summarizer",
                   theme = "peach",
                   description = "This application uses facebook/bart-large-cnn to summarize a Youtube video based on its transcript. ")