code: def _normalize_string_type(value):
      if isinstance(value, six.string_types):
          return six.text_type(value)
      else:
          return value
  
file_path: clearml/clearml/backend_api/session/jsonmodels/utilities.py
imports: from __future__ import absolute_import
  import six
  import re
  from collections import namedtuple
label_desc: Use image node_id 1 for calling a global function with example usage: _normalize_string_type(value) and returns: six, value