code: def embedding_postprocessor(self, *args, **kwargs):
      return embedding_postprocessor(
          *args, pos2d_embedding_fn=docrep_pos_embed, **kwargs
      )
  
imports: import copy
  import json
  import math
  import numpy
  import tensorflow
  import functools
  from transformers.activations_tf import gelu
  from finetune.optimizers.recompute_grads import recompute_grad
  from finetune.nn.auxiliary import embed_position
label_desc: Use image node_id 1 for calling the BertModel obj's underlying member method code with example usage: obj.embedding_postprocessor() and returns: embedding_postprocessor