Update main.py

main.py

@@ -1,4 +1,5 @@
 import json  # For stringifying a dict
+impory random # For selecting a search hint
 
 import gradio  # GUI framework
 import datasets  # Used to load publication dataset
@@ -33,6 +34,13 @@ index.add(vectors)
 # Load the model for later use in embeddings
 model = sentence_transformers.SentenceTransformer("allenai-specter")
 
+# Choose random search placeholder
+placeholder = random.choice([
+    "design for additive manufacturing",
+    "best practices for agent based modeling"
+    "arctic environmental science",
+    "analysis of student teamwork"
+])
 
 # Define the search function
 def search(query: str, k: int):
@@ -72,7 +80,7 @@ def search(query: str, k: int):
 with gradio.Blocks() as demo:
     with gradio.Group():
         query = gradio.Textbox(
-            placeholder="Enter search terms...", show_label=False, lines=1, max_lines=1
+            placeholder=placeholder, show_label=False, lines=1, max_lines=1
         )
         with gradio.Accordion("Settings", open=False):
             k = gradio.Number(10.0, label="Number of results", precision=0)