code: def is_searching() -> bool:
      "When we are searching."
      app = get_app()
      return app.layout.is_searching
  
imports: from __future__ import annotations
  from typing import TYPE_CHECKING, cast
  from prompt_toolkit.application.current import get_app
  from prompt_toolkit.cache import memoized
  from prompt_toolkit.enums import EditingMode
  from .base import Condition
label_desc: Use image node_id 29 for calling a global function with example usage: is_searching() and returns: app