added statistics_tool, get_current_time_in_timezone, search_tool, image_generation_tool

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 statistics_tool(data:list)-> str: #it's import to specify the return type
+   
+    """A tool that computes the mean, median, n and variance 
+    Args:
+        data: a list of numbers. e.g. [1,2,3,1,4,23,4]
+    """
+    try:
+        n = len(data)
+        mean = sum(data)/n
+        sorted_data = sorted(data)
+        
+        if n % 2 == 1:
+            median = sorted_data[n // 2]
+        else:
+            median = (sorted_data[n // 2 - 1] + sorted_data[n // 2]) / 2
+
+        variance = sum((x - mean) ** 2 for x in data) / (n - 1)
+        
+        return (
+            f"n={n}, "
+            f"mean={mean}, "
+            f"median={median}, "
+            f"variance={variance}"
+        )
+    except Exception as e:
+        return f"Error computing the statistics with Error {str(e)}."
+
 @tool
 def get_current_time_in_timezone(timezone: str) -> str:
     """A tool that fetches the current local time in a specified timezone.
@@ -32,8 +60,31 @@ def get_current_time_in_timezone(timezone: str) -> str:
         return f"The current local time in {timezone} is: {local_time}"
     except Exception as e:
         return f"Error fetching time for timezone '{timezone}': {str(e)}"
+        
+@tool
+def search_tool(query: str) -> str:  # it's important to specify the return type
+    """
+    Search the web using DuckDuckGo. Only one input with one output
+
+    Args:
+        query: The search query string
+    """
+    try:
+        if not query or not query.strip():
+            raise ValueError("Query is empty")
+
+        # assume DuckDuckGoSearch is already imported
+        search = DuckDuckGoSearch()
+        results = search.run(query)
 
+        if not results:
+            return "No results found."
 
+        return f" The following results have been found '{results}'."
+
+    except Exception as e:
+        return f"Error during DuckDuckGo search: {e}"
+        
 final_answer = FinalAnswerTool()
 
 # If the agent does not answer, the model is overloaded, please use another model or the following Hugging Face Endpoint that also contains qwen2.5 coder:
@@ -55,7 +106,7 @@ with open("prompts.yaml", 'r') as stream:
     
 agent = CodeAgent(
     model=model,
-    tools=[final_answer], ## add your tools here (don't remove final answer)
+    tools=[final_answer], statistics_tool, get_current_time_in_timezone, search_tool, image_generation_tool ## add your tools here (don't remove final answer)
     max_steps=6,
     verbosity_level=1,
     grammar=None,