Update app.py

app.py

@@ -12,7 +12,15 @@ from Gradio_UI import GradioUI
 
 @tool
 def get_stock_price(ticker: str) -> str:
-    """Fetches the latest stock price for a given ticker symbol from Yahoo Finance."""
+    """
+    Fetches the latest stock price for a given ticker symbol from Yahoo Finance.
+
+    Args:
+        ticker (str): The stock ticker symbol (e.g., "AAPL" for Apple).
+
+    Returns:
+        str: The current stock price or an error message if the price cannot be retrieved.
+    """
     url = f"https://finance.yahoo.com/quote/{ticker}"
     headers = {"User-Agent": "Mozilla/5.0"}  # Avoid bot detection
     response = requests.get(url, headers=headers)