Method●Since v0.1

on_tool_start

on_tool_start(
  self,
  serialized: dict[str, Any],
  input_str: str,
  *

View source on GitHub

Parameters

Name	Type	Description
`serialized`*	`dict[str, Any]`	The serialized tool.
`input_str`*	`str`	The input string.
`run_id`*	`UUID`	The run ID.
`tags`	`list[str] \| None`	Default:`None`
`parent_run_id`	`UUID \| None`	Default:`None`
`metadata`	`dict[str, Any] \| None`	Default:`None`
`name`	`str \| None`	Default:`None`
`inputs`	`dict[str, Any] \| None`	Default:`None`
`**kwargs`	`Any`	Default:`{}`