docs: Improve docstrings

Author: anubhav756

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

@@ -99,7 +99,7 @@ def add_auth_token_getter(
 
         Returns:
             A new ToolboxTool instance that is a deep copy of the current
-            instance, with added auth token.
+            instance, with added auth token getter.
 
         Raises:
             ValueError: If the provided auth parameter is already registered.

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

@@ -97,7 +97,7 @@ def add_auth_token_getter(
 
         Returns:
             A new ToolboxTool instance that is a deep copy of the current
-            instance, with added auth token.
+            instance, with added auth token getter.
 
         Raises:
             ValueError: If the provided auth parameter is already registered.