feat: new finance tool

app.py

@@ -7,16 +7,22 @@ from tools.final_answer import FinalAnswerTool
 
 from Gradio_UI import GradioUI
 
-# Below is an example of a tool that does nothing. Amaze us with your creativity !
+import yfinance as yf
+
 @tool
-def my_custom_tool(arg1:str, arg2:int)-> str: #it's import to specify the return type
-    #Keep this format for the description / args / args description but feel free to modify the tool
-    """A tool that does nothing yet 
+def get_stock_price(ticker: str) -> float:
+    """Fetches the latest closing stock price for a given ticker symbol.
+    
     Args:
-        arg1: the first argument
-        arg2: the second argument
+        ticker: The stock ticker symbol (e.g., 'AAPL' for Apple Inc.).
+    
+    Returns:
+        The latest closing stock price as a float.
     """
-    return "What magic will you build ?"
+    stock = yf.Ticker(ticker)
+    price = stock.history(period="1d")["Close"].iloc[-1]
+    return price
+
 
 @tool
 def get_current_time_in_timezone(timezone: str) -> str: