def UpdateName(self, newName, in_reply_to_status_id=None):
    '''Mine
    '''
    if not self._oauth_consumer:
      raise TwitterError("The twitter.Api instance must be authenticated.")

    url = '%s/account/update_profile.json' % self.base_url

    data = {'name': newName}
    json = self._FetchUrl(url, post_data=data)
    data = self._ParseAndCheckTwitter(json)
    return User.NewFromJsonDict(data)