text: """
  Helper functions, constants, and types to aid with Python v2.7 - v3.x support
  """
  import six
  
  # six.BytesIO resolves to StringIO.StringIO in Py2 and io.BytesIO in Py3.
  StringIO = six.BytesIO
  
  # Additionally for Py2, try to use the faster cStringIO, if available
  if not six.PY3:
      try:
          import cStringIO
      except ImportError:
          pass
      else:
          StringIO = cStringIO.StringIO
  
  
  if six.PY3:
      from collections.abc import Hashable
  else:
      # raises DeprecationWarnings in Python >=3.7
      from collections import Hashable
  