code: def width(self) -> int:
      if self.children:
          return max(get_cwidth(c.text) for c in self.children)
      else:
          return 0
  
imports: from __future__ import annotations
  from typing import Callable, Iterable, Sequence
  from prompt_toolkit.application.current import get_app
  from prompt_toolkit.filters import Condition
  from prompt_toolkit.formatted_text.base import OneStyleAndTextTuple, StyleAndTextTuples
  from prompt_toolkit.key_binding.key_bindings import KeyBindings, KeyBindingsBase
  from prompt_toolkit.key_binding.key_processor import KeyPressEvent
  from prompt_toolkit.keys import Keys
  from prompt_toolkit.layout.containers import AnyContainer, ConditionalContainer, Container, Float, FloatContainer, HSplit, Window
  from prompt_toolkit.layout.controls import FormattedTextControl
  from prompt_toolkit.mouse_events import MouseEvent, MouseEventType
  from prompt_toolkit.utils import get_cwidth
  from prompt_toolkit.widgets import Shadow
  from .base import Border
label_desc: Use image node_id 2 for calling the MenuItem obj's underlying member method code with example usage: obj.width() and returns: max, int