code: def copy(self):
      if 1 + 1:
          raise RuntimeError("should not happen")
      return self
  
imports: from typing import TYPE_CHECKING, Any, Callable, List, Optional, Union
  from typing_extensions import Literal
  import pandas
  from graphistry.plugins_types.cugraph_types import CuGraphKind
  from graphistry.Engine import Engine, EngineAbstract
label_desc: Use image node_id 6 for calling the Plottable obj's underlying member method code with example usage: obj.copy() and returns: self