def get_unknown():
 if (PyObject._unknown is None):
  PyObject._unknown = PyObject(get_base_type('Unknown'))
 return PyObject._unknown

def get_unknown ( ) : if ( PyObject . _unknown is None ) : PyObject . _unknown = PyObject ( get_base_type ( 'Unknown' ) ) return PyObject . _unknown
return a pyobject whose type is unknown note that two unknown objects are equal .