Update app.py

app.py

@@ -7,16 +7,36 @@ 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 requests
+
 @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 convert_currency(amount: float, from_currency: str, to_currency: str) -> str:
+    """A tool that converts one currency to another based on real-time exchange rates.
     Args:
-        arg1: the first argument
-        arg2: the second argument
+        amount: The amount of money to convert.
+        from_currency: The currency code of the input currency (e.g., 'USD').
+        to_currency: The currency code of the target currency (e.g., 'EUR').
+    Returns:
+        A string indicating the converted amount.
     """
-    return "What magic will you build ?"
+    try:
+        # Fetch real-time exchange rates from a free API
+        url = f"https://api.exchangerate-api.com/v4/latest/{from_currency}"
+        response = requests.get(url).json()
+        
+        if 'error' in response:
+            return f"Error fetching exchange rates for {from_currency}."
+        
+        exchange_rate = response['rates'].get(to_currency)
+        if exchange_rate:
+            converted_amount = amount * exchange_rate
+            return f"{amount} {from_currency} = {converted_amount:.2f} {to_currency}"
+        else:
+            return f"Currency conversion from {from_currency} to {to_currency} not supported."
+    
+    except Exception as e:
+        return f"Error converting currency: {str(e)}"
+
 
 @tool
 def get_current_time_in_timezone(timezone: str) -> str: