Update app.py

app.py

@@ -38,12 +38,15 @@ def article_or_concept(input_type, article_data,concept_data):
 
 article_url_input = gr.inputs.Textbox(label="Enter article URL:")
 concept_input = gr.inputs.Textbox(label="Enter a concept:")
+sample_url = [['https://www.technologyreview.com/2021/07/22/1029973/deepmind-alphafold-protein-folding-biology-disease-drugs-proteome/'],
+              ['https://www.technologyreview.com/2021/07/21/1029860/disability-rights-employment-discrimination-ai-hiring/'],
+              ['https://www.technologyreview.com/2021/07/09/1028140/ai-voice-actors-sound-human/']]
 
 input_type = gr.inputs.Dropdown(choices=["Article", "Concept"], label="Select input type:")
 
 output_text = gr.outputs.Textbox(label="Explanation:")
 
-interface = gr.Interface(fn=article_or_concept, inputs=[input_type, article_url_input, concept_input], outputs=output_text, title="Machine Learning Granny",
+interface = gr.Interface(fn=article_or_concept, inputs=[input_type, article_url_input, concept_input], outputs=output_text, examples=sample_url, title="Machine Learning Granny",
   theme = 'huggingface',
   description="Input either a ML article URL or a concept to receive an explanation that even a grandmother can understand.")