docstr: returns string or None
docstr_tok: ["returns","string","or","None"]
code: def _get_object_type(obj_val):
      """returns string or None"""
      try:
          return _full_classname(obj_val)
      except AttributeError as e:
          pass
  
      return None
  
imports: import json
  import sys
  import base64
  import datetime
  from collections import namedtuple
label_desc: Use image node_id 8 for calling the TaskToDict obj's underlying member method code with example usage: obj._get_object_type(obj_val) and returns: None, _full_classname