def METHOD_NAME(self):
    if not self.page.has_next():
        return None
    url = self.request and self.request.get_full_path() or ''
    url = url.encode('utf-8')
    page_number = self.page.next_page_number()
    return replace_query_param(self.cap_page_size(url), self.page_query_param, page_number)