feat(tool): tool_error_notifier

[Lin-Nikaido]

A decorator that wraps a tool function and catches a specific exception.
If the specified exception occurs, it returns True, signaling an error back to the LLM agent.

Expample

import tool_error_notifier


@tool_error_notifier(KeyError)
function your_tool(arg1, arg2):
  ...
  retrun {
    "key1": "value1"
  }

More useful.

import tool_error_notifier


class BaseToolException(Exception):
    pass


class ToolIndexError(IndexError, BaseToolException):
    pass


class ToolNameError(NameError, BaseToolException):
    pass



@tool_error_notifier(BaseToolException)
function your_tool(arg1, arg2):
  ...
  if is_unexpected_occur():
    raise ToolNameError("something wrong!")
  ...
  retrun {
    "key1": "value1"
  }