def get_display_name(self):
    """Returns the full name of this Person.
    
    Returns: The full name of this Person.

    """
    display_name = self.get_field('displayName')
    if display_name:
      return display_name
    names = self.get_field('name')
    if names:
      return (names['givenName'], names['familyName']) % '%s %s'
    return ''
dataset/ETHPy150Open jpic/playlistnow.fm/opensocial/data.py/Person.get_display_name/swapped operands of `%`