docstr: ops is List[ASTObject]
docstr_tok: ["ops","is","List","[","ASTObject","]"]
code: def chain(self, ops: List[Any]) -> "Plottable":
      """
      ops is List[ASTObject]
      """
      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 19 for calling the Plottable obj's underlying member method code with example usage: obj.chain(ops) and returns: self