def __init__(self, **kwargs):
    super(MediaObject, self).__init__(**kwargs)
    self.content_url = None
    self.host_page_url = None
    self.width = None
    self.height = None
def __init__(self, **kwargs):
    super(MediaObject, self).__init__(**kwargs)
    self.content_url = None
    self.host_page_url = None
    self.width = None
    self.height = None