code: def parse_turicreate_json(cls, jslst):
      treelst = map(
          lambda js: GBDTNode.load_turicreate_json_tree(js), jslst
      )
      return treelst
  
imports: from __future__ import print_function
  from __future__ import division
  from __future__ import absolute_import
  import turicreate
  import unittest
  import json
  import random
  import numpy
  import pytest
label_desc: Use image node_id 3 for calling the GBDTDecoder obj's underlying member method code with example usage: obj.parse_turicreate_json(cls, jslst) and returns: treelst