code: def to_string(object):
      return to_unicode(object) if PY3 else to_bytes(object)
  
file_path: sumy/sumy/_compat.py
imports: from __future__ import absolute_import
  from __future__ import division, print_function, unicode_literals
  from sys import version_info
label_desc: Use image node_id 2 for calling a global function with example usage: to_string(object) and returns: unknown