class_docstr: Original implementation: https://github.com/princeton-vl/pytorch_stacked_hourglass/blob/master/models/layers.py
code: def encoder_layers(self) -> List[nn.Module]:
      return [self.stem] + list(self.blocks)
  
imports: import inspect
  from collections import OrderedDict
  from typing import List, Callable, Tuple
  import torch
  from pytorch_toolbelt.modules import ACT_RELU, get_activation_block
  from pytorch_toolbelt.modules.encoders import EncoderModule, make_n_channel_input
  from torch import nn, Tensor
label_desc: Use image node_id 5 for calling the StackedHGEncoder obj's underlying member method code with example usage: obj.encoder_layers() and returns: unknown