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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def pause(self, remaining_pause_cycles):
 """Pause a subscription"""

        url = urljoin(self._url, '/pause')
        elem = ElementTreeBuilder.Element(self.nodename)
        elem.append(Resource.element_for_value('remaining_pause_cycles',
                                               remaining_pause_cycles))
        body = ElementTree.tostring(elem, encoding='UTF-8')

        response = self.http_request(url, 'PUT', body, { 'Content-Type':
            'application/xml; charset=utf-8' })

        if response.status not in (200, 201, 204):
            self.raise_http_error(response)

        self.update_from_element(ElementTree.fromstring(response.read()))