class_docstr: Abstract baseclass for clipboards.
  (An implementation can be in memory, it can share the X11 or Windows
  keyboard, or can be persistent.)
docstr: Shortcut for setting plain text on clipboard.
docstr_tok: ["Shortcut","for","setting","plain","text","on","clipboard","."]
code: def set_text(self, text: str) -> None:  # Not abstract.
      """
      Shortcut for setting plain text on clipboard.
      """
      self.set_data(ClipboardData(text))
  
imports: from __future__ import annotations
  from abc import ABCMeta, abstractmethod
  from typing import Callable
  from prompt_toolkit.selection import SelectionType
label_desc: Use image node_id 2 for calling the Clipboard obj's underlying member method code with example usage: obj.set_text(text) without return types