Update app.py

app.py

@@ -74,13 +74,20 @@ def reply(input, dataframe_name):
     
 
 
-
-input_text = gr.inputs.Textbox(label="Enter your questions here", placeholder="E.g. What is DNA?")
-text_output = gr.outputs.Textbox(label="Answer")
 csv_dropdown = gr.inputs.Dropdown(
     label="Select the Book",
-    choices=["AP_Bio", "AP_Physics"]
+    choices=["AP_Bio", "AP_Physics",
+    default="AP_Bio"
+            ]
+)
+input_text = gr.inputs.Textbox(
+    label="Enter your questions here",
+    placeholder="E.g. What is DNA?".
+    lines=3,
+    maxlength=500
 )
+text_output = gr.outputs.Textbox(label="Answer")
+
 description = "Scholar Bot is a question answering system designed to provide accurate and relevant answers to questions from this book hosted by OpenStax https://openstax.org/details/books/biology-ap-courses. Simply enter your question in the text box above and Scholar Bot will use advanced natural language processing algorithms to search a large corpus of biology text to find the best answer for you. Scholar Bot uses the Sentence Transformers model to generate embeddings of text, and OpenAI's GPT-3 language model to provide answers to your questions."
 
 ui = gr.Interface(fn=reply,
@@ -90,8 +97,7 @@ ui = gr.Interface(fn=reply,
                   description=description,
                   theme="light",
                   layout="vertical",
-                  inputs_layout="stacked",
-                  outputs_layout="stacked",
                   allow_flagging=False)
+                  examples=[["What is the function of DNA polymerase?", "AP_Bio"]]
 
 ui.launch()