Function _var_key

tensorflow/python/training/optimizer.py:107–111

(var)

  return (summed_values, unique_indices, summed_counts)

def _var_key(var):
  # TODO(ashankar): Consolidate handling for eager and graph
  if hasattr(var, "op"):
    return (var.op.graph, var.op.name)
  return var._unique_id  # pylint: disable=protected-access


@six.add_metaclass(abc.ABCMeta)