fix: Fix nit error + add comment

Author: anubhav756

packages/toolbox-langchain/src/toolbox_langchain/async_tools.py

@@ -38,10 +38,13 @@ def __init__(
         Args:
             core_tool: The underlying core async ToolboxTool instance.
         """
+
+        # Due to how pydantic works, we must initialize the underlying
+        # BaseTool class before assigning values to member variables.
         super().__init__(
-            name=self.__core_tool.__name__,
-            description=self.__core_tool.__doc__,
-            args_schema=self.__core_tool._ToolboxTool__pydantic_model,
+            name=core_tool.__name__,
+            description=core_tool.__doc__,
+            args_schema=core_tool._ToolboxTool__pydantic_model,
         )
         self.__core_tool = core_tool
 

packages/toolbox-langchain/src/toolbox_langchain/tools.py

@@ -36,10 +36,13 @@ def __init__(
         Args:
             core_sync_tool: The underlying core sync ToolboxTool instance.
         """
+
+        # Due to how pydantic works, we must initialize the underlying
+        # BaseTool class before assigning values to member variables.
         super().__init__(
-            name=self.__core_sync_tool.__name__,
-            description=self.__core_sync_tool.__doc__,
-            args_schema=self.__core_sync_tool._ToolboxSyncTool__async_tool._ToolboxTool__pydantic_model,
+            name=core_sync_tool.__name__,
+            description=core_sync_tool.__doc__,
+            args_schema=core_sync_tool._ToolboxSyncTool__async_tool._ToolboxTool__pydantic_model,
         )
         self.__core_sync_tool = core_sync_tool