Update app.py

app.py

@@ -18,6 +18,34 @@ 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_joke() -> str:
+    """
+    Fetches a random joke from the JokeAPI.
+    This function sends a GET request to the JokeAPI to retrieve a random joke.
+    It handles both single jokes and two-part jokes (setup and delivery).
+    If the request fails or the response does not contain a joke, an error message is returned.
+    Returns:
+        str: The joke as a string, or an error message if the joke could not be fetched.
+    """
+    url = "https://v2.jokeapi.dev/joke/Any?type=single"
+
+    try:
+        response = requests.get(url)
+        response.raise_for_status()
+
+        data = response.json()
+
+        if "joke" in data:
+            return data["joke"]
+        elif "setup" in data and "delivery" in data:
+            return f"{data['setup']} - {data['delivery']}"
+        else:
+            return "Error: Unable to fetch joke."
+
+    except requests.exceptions.RequestException as e:
+        return f"Error fetching joke: {str(e)}"
+
 @tool
 def get_current_time_in_timezone(timezone: str) -> str:
     """A tool that fetches the current local time in a specified timezone.