code: def get_output_spec(self) -> FeatureMapsSpecification:
      return self.output_spec
  
imports: import math
  import warnings
  from typing import List, Union, Tuple, Iterable, Any
  import torch
  from torch import nn, Tensor
  from pytorch_toolbelt.utils.support import pytorch_toolbelt_deprecated
  from pytorch_toolbelt.modules.interfaces import HasOutputFeaturesSpecification, FeatureMapsSpecification, AbstractEncoder
label_desc: Use image node_id 7 for calling the EncoderModule obj's underlying member method code with example usage: obj.get_output_spec() and returns: self