Update app.py

app.py

@@ -62,6 +62,28 @@ def internet_search(query: str) -> str:
     results = seach.forward(query)
     return results if results else "No results found."
 
+@tool
+def get_dollar_quote() -> str:
+    """
+    A tool that fetches the current USD/BRL exchange rate using yfinance.
+    
+    Returns:
+        A message with the current USD/BRL exchange rate.
+    """
+    import yfinance as yf
+    try:
+        ticker = yf.Ticker("USDBRL=X")
+        data = ticker.history(period="1d")
+        if not data.empty:
+            # Obtém o último valor de fechamento
+            quote = data["Close"].iloc[-1]
+            return f"The current USD/BRL exchange rate is {quote:.2f} BRL."
+        else:
+            return "No data found for USD/BRL exchange rate."
+    except Exception as e:
+        return f"Error fetching USD/BRL quote: {str(e)}"
+
+
 final_answer = FinalAnswerTool()
 
 # If the agent does not answer, the model is overloaded, please use another model or the following Hugging Face Endpoint that also contains qwen2.5 coder: