Method is_equal

graph.py:677–678

(self, x: gm.Node, y: gm.Node, level: int = None)

    return v

  def is_equal(self, x: gm.Node, y: gm.Node, level: int = None) -> bool:
    return gm.is_equal(x, y, level)

  def add_piece(
      self, name: str, args: list[Point], deps: EmptyDependency