code: def convert_to_unicode(text):
      """Converts `text` to Unicode (if it's not already), assuming utf-8 input."""
      if six.PY3:
          if isinstance(text, str):
              return text
          elif isinstance(text, bytes):
              return text.decode("utf-8", "ignore")
          else:
              raise ValueError(
                  "Unsupported string type: %s" % (type(text))
              )
      elif six.PY2:
          if isinstance(text, str):
              return text.decode("utf-8", "ignore")
          elif isinstance(text, unicode):
              return text
          else:
              raise ValueError(
                  "Unsupported string type: %s" % (type(text))
              )
      else:
          raise ValueError("Not running on Python2 or Python 3?")
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import collections
  import unicodedata
  import six
  import sentencepiece
label_desc: Use image node_id 1 for calling a global function with example usage: convert_to_unicode(text) and returns: text, text, text, text