Update app.py

app.py

@@ -4,8 +4,8 @@ import random
 import gradio as gr
 from datetime import datetime
 
-# Add `src` directory to Python path to import your custom agent
-sys.path.append(os.path.join(os.path.dirname(__file__), "src"))
+src_path = os.path.join(os.path.dirname(__file__), "src")
+sys.path.append(src_path)
 
 # Import your TxAgent class from src/txagent/TxAgent.py
 from txagent.TxAgent import TxAgent