code: def _unichr(codepoint):
      try:
          return unichr(codepoint)
      except NameError:
          return chr(codepoint)
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from tensorflow.python.ops import string_ops
label_desc: Use image node_id 1 for calling a global function with example usage: _unichr(codepoint) and returns: unichr, chr