Update app.py

app.py

@@ -20,7 +20,7 @@ def my_custom_tool(symbol: str)-> str: #it's import to specify the return type
     end_date = datetime.now().strftime("%Y-%m-%d")
     ticker = yf.Ticker(symbol)
     df = ticker.history(start=start_date, end=end_date, auto_adjust=True)
-        return f"""
+    return f"""
         Today's Stock data for {symbol}:
         Open : {df['Open'].iloc[0]}
         High : {df['High'].iloc[0]}