code: def parse(self, s):
      if isinstance(s, str):
          s = self._recursive_decompress(s)
      return self._recursive(s)
  
imports: import bz2
  import json
  from logging import getLogger
  import luigi
  from luigi import task_register
  import gokart
label_desc: Use image node_id 4 for calling the TaskInstanceParameter obj's underlying member method code with example usage: obj.parse(s) and returns: self