Refactor app.py for improved readability and maintainability

app.py

@@ -18,12 +18,14 @@ client = OpenAI(
     api_key=get_token(),
 )
 
+
 def generate_prompt():
     if random.choice([True, False]):
         return detailed_genre_description_prompt()
     else:
         return basic_prompt()
 
+
 def generate_blurb():
     max_tokens = random.randint(100, 1000)
     prompt = generate_prompt()
@@ -41,24 +43,22 @@ def generate_blurb():
         full_text += message.choices[0].delta.content
         yield full_text
 
+
 # Function to log blurb and vote
 def log_blurb_and_vote(blurb, vote, user_info: gr.OAuthProfile | None, *args):
-    if user_info is not None:
-        user_id = user_info.username
-    else:
-        user_id = str(uuid.uuid4())
-
+    user_id = user_info.username if user_info is not None else str(uuid.uuid4())
     log_entry = {
         "timestamp": datetime.now().isoformat(),
         "blurb": blurb,
         "vote": vote,
-        "user_id": user_id
+        "user_id": user_id,
     }
     with open("blurb_log.jsonl", "a") as f:
         f.write(json.dumps(log_entry) + "\n")
     gr.Info("Thank you for voting!")
     return f"Logged: {vote} by user {user_id}"
 
+
 # Create custom theme
 tufte_theme = TufteInspired()
 
@@ -69,10 +69,10 @@ with gr.Blocks(theme=tufte_theme) as demo:
         """<p style='text-align: center;'>Looking for your next summer read? 
     Would you read a book based on this LLM generated blurb? <br> Your vote will be added to <a href="https://example.com">this</a> Hugging Face dataset</p>"""
     )
-    
+
     # Add the login button
     login_btn = gr.LoginButton()
-    
+
     with gr.Row():
         generate_btn = gr.Button("Create a book", variant="primary")
     blurb_output = gr.Markdown(label="Book blurb")
@@ -99,4 +99,4 @@ with gr.Blocks(theme=tufte_theme) as demo:
     )
 
 if __name__ == "__main__":
-    demo.launch(debug=True)
+    demo.launch(debug=True)