Upload tool

app.py

@@ -1,5 +1,5 @@
 from smolagents import launch_gradio_demo
-from tool import SimpleTool
+from tool import DateTimeTool
 
-tool = SimpleTool()
+tool = DateTimeTool()
 launch_gradio_demo(tool)

tool.py

@@ -1,22 +1,25 @@
-from smolagents import Tool
 from typing import Any, Optional
+from smolagents.tools import Tool
+import datetime
 
-class SimpleTool(Tool):
+class DateTimeTool(Tool):
+    """
+    A simple tool to get the current local date and time.
+    """
     name = "get_today_datetime"
-    description = "Get the current local date and time."
+    description = "Get the current local date and time in the format 'YYYY-MM-DD HH:MM:SS'."
     inputs = {}
-    output_type = "null"
+    output_type = "string"
 
     def forward(self):
         """
-        Get the current local date and time.
+        Executes the tool.
 
         Returns:
-            str: Current date and time in the format 'YYYY-MM-DD HH:MM:SS'.
-
-        Example:
-            >>> forward()
-            '2025-08-29 15:42:18'
+            str: Current date and time.
         """
         from datetime import datetime
-        return datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+        return datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+
+    def __init__(self, *args, **kwargs):
+        self.is_initialized = False