class_docstr: A style that doesn't style anything.
class_docstr_tok: ["A","style","that","does","n't","style","anything","."]
code: def style_rules(self) -> list[tuple[str, str]]:
      return []
  
imports: from __future__ import annotations
  from abc import ABCMeta, abstractmethod, abstractproperty
  from typing import Callable, Hashable, NamedTuple
label_desc: Use image node_id 3 for calling the DummyStyle obj's underlying member method code with example usage: obj.style_rules() and returns: list