code: def __init__(self, output, operands):
      self.output = output
      self.operands = operands
  
file_path: pyro/pyro/ops/einsum/torch_sample.py
imports: import operator
  from functools import reduce
  import pyro.distributions
  import pyro.ops.einsum.torch_log
  from pyro.ops import packed
  from pyro.ops.einsum.adjoint import Backward, einsum_backward_sample, transpose, unflatten
  from pyro.ops.einsum.util import Tensordot
  from pyro.util import jit_iter
label_desc: Use image node_id 1 to create a new _EinsumBackward object from inherited base classes: Backward with example: obj = _EinsumBackward(output, operands)