Update app.py

app.py

@@ -7,6 +7,7 @@ from tools.final_answer import FinalAnswerTool
 #from requests import Request, Session
 from requests.exceptions import ConnectionError, Timeout, TooManyRedirects
 import json
+from typing import Dict, Any, Optional
 
 from Gradio_UI import GradioUI
 
@@ -42,31 +43,44 @@ 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()-> dict[str, int]: #it's important to specify the return type
-    #Keep this format for the description / args / args description but feel free to modify the tool
-    """A tool that fetches all active crypto by market cap in USD 
+def fetch_active_crypto() -> Optional[Dict[str, Any]]:
+    """A tool that fetches all active crypto by market cap in USD.
+
+    Returns:
+        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'
     parameters = {
-      'start':'1',
-      'limit':'5000',
-      'convert':'USD'
+        'start': '1',
+        'limit': '5000',
+        'convert': 'USD'
     }
     headers = {
-      'Accepts': 'application/json',
-      'X-CMC_PRO_API_KEY': 'b54bcf4d-1bca-4e8e-9a24-22ff2c3d462c',
+        'Accepts': 'application/json',
+        'X-CMC_PRO_API_KEY': 'b54bcf4d-1bca-4e8e-9a24-22ff2c3d462c',
     }
-    
+
     session = requests.Session()
     session.headers.update(headers)
-    
+
     try:
-      response = session.get(url, params=parameters)
-#      data = json.loads(response.text)
-#      return top_10_items_from_json(data)
-      return top_10_items_from_json(response.text)
-    except (ConnectionError, Timeout, TooManyRedirects) as e:
-      return e
+        response = session.get(url, params=parameters)
+        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)
+            top_10 = sorted_crypto[:10]
+            return {crypto['name']: crypto['quote']['USD'] for crypto in top_10}
+        else:
+            print("No data found in the response.")
+            return None
+
+    except (ConnectionError, Timeout, TooManyRedirects, requests.exceptions.HTTPError) as e:
+        print(f"An error occurred: {e}")
+        return None
     
 
 @tool