code: def has_suggestion() -> bool:
      """
      Enable when the current buffer has a suggestion.
      """
      buffer = get_app().current_buffer
      return (
          buffer.suggestion is not None and buffer.suggestion.text != ""
      )
  
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 4 for calling a global function with example usage: has_suggestion() and returns: unknown