code: def __iter__(
      self,
  ) -> _typing.Iterator[_canonical_edge_type.CanonicalEdgeType]:
      raise NotImplementedError
  
imports: import torch
  import typing
  from .None import _canonical_edge_type
label_desc: Use image node_id 9 for calling the HeterogeneousEdgesView obj's underlying member method code with example usage: obj.__iter__() without return types