human
What is a the Python code you requested given the following:
Complete the below
def _AddUnicodeMethod(unused_message_descriptor, cls):

    ''''Helper for _AddMessageMethods().'
    '''
assistant
#Here is the Python code you requested.
    def __unicode__(self):
        return text_format.MessageToString(self, as_utf8=True).decode('utf-8')
    cls.__unicode__ = __unicode__