Added currency argument

app.py

@@ -28,13 +28,13 @@ def my_custom_tool(arg1:str, arg2:int)-> str: #it's important to specify the ret
     return "What magic will you build ?"
 
 @tool
-def fetch_active_crypto() -> Optional[Dict[str, Any]]:
-    """A tool that fetches all active crypto by market cap in USD. 
-    This can also be used when a specific crypto is required, then filter by that crypto name to get the 
-    data for the specific ticker.
+def fetch_active_crypto(currency: str = 'USD') -> Optional[Dict[str, Any]]:
+    """A tool that fetches and reverse sorts by market_cap all active crypto in currency.
+    Args:
+        currency: A string representing the currency the value is returned in (default: 'USD').
 
     Returns:
-        Optional[Dict[str, Any]]: A dictionary containing cryptocurrencies by market cap,
+        Optional[Dict[str, Any]]: A dictionary containing the top 10 cryptocurrencies by market cap,
                                    or None if an error occurs.
     """
     # url = 'https://sandbox-api.coinmarketcap.com/v1/cryptocurrency/listings/latest'
@@ -42,7 +42,7 @@ def fetch_active_crypto() -> Optional[Dict[str, Any]]:
     parameters = {
         'start': '1',
         'limit': '5000',
-        'convert': 'USD'
+        'convert': currency
     }
     headers = {
         'Accepts': 'application/json',
@@ -58,9 +58,10 @@ def fetch_active_crypto() -> Optional[Dict[str, Any]]:
         response.raise_for_status()  # Raise an exception for HTTP errors
         data = json.loads(response.text)
 
+        # Extract the top 10 cryptocurrencies by market cap
         if 'data' in data:
-            sorted_crypto = sorted(data['data'], key=lambda x: x['quote']['USD']['market_cap'], reverse=True)
-            return {crypto['name']: crypto['quote']['USD'] for crypto in sorted_crypto}
+            sorted_crypto = sorted(data['data'], key=lambda x: x['quote'][currency]['market_cap'], reverse=True)
+            return {crypto['name']: crypto['quote'][currency] for crypto in sorted_crypto}
         else:
             print("No data found in the response.")
             return None