Update app.py

app.py

@@ -11,7 +11,6 @@ from Gradio_UI import GradioUI
 final_answer = FinalAnswerTool()
 visit_webpage = VisitWebpageTool()
 web_search = DuckDuckGoSearchTool()
-image_generation_tool = load_tool("agents-course/text-to-image", trust_remote_code=True)
 
 # Below is an example of a tool that does nothing. Amaze us with your creativity !
 @tool
@@ -24,6 +23,27 @@ def my_custom_tool(arg1:str, arg2:int)-> str: #it's import to specify the return
     """
     return "What magic will you build ?"
 
+@tool
+def get_crypto_price(crypto: str, currency: str) -> str:
+    """A tool to fetch real-time cryptocurrency prices from CoinGecko API.
+    
+    Args:
+        crypto: The cryptocurrency symbol (e.g., 'bitcoin', 'ethereum').
+        currency: The fiat currency (e.g., 'usd', 'twd').
+    
+    Returns:
+        The current price of the cryptocurrency in the specified currency.
+    """
+    url = f"https://api.coingecko.com/api/v3/simple/price?ids={crypto}&vs_currencies={currency}"
+    try:
+        response = requests.get(url)
+        response.raise_for_status()
+        data = response.json()
+        price = data.get(crypto, {}).get(currency, "N/A")
+        return f"The current price of {crypto} in {currency} is {price}"
+    except requests.RequestException as e:
+        return f"Error fetching price: {e}"
+
 @tool
 def get_current_time_in_timezone(timezone: str) -> str:
     """A tool that fetches the current local time in a specified timezone.