code: def post_process(token):
      if token.startswith("##"):
          ret = token[2:]
      else:
          if en_patten.match(token):
              ret = " " + token
          else:
              ret = token
      return ret
  
file_path: PaddleHub/modules/text/text_generation/reading_pictures_writing_poems_for_midautumn/MidAutumnPoetry/model/decode.py
imports: import re
  import numpy
  from collections import namedtuple
  import paddle.fluid
  import paddle.fluid.layers
  import paddle.fluid.dygraph
label_desc: Use image node_id 8 for calling a global function with example usage: post_process(token) and returns: ret