def classifiers(self):
        '''Fetch the list of classifiers from the server.'''
        url = self.repository + '?:action=list_classifiers'
        response = urllib.request.urlopen(url)
        log.info(self._read_pypi_response(response))
Fetch the list of classifiers from the server.
product/gradle-plugin/src/main/python/setuptools/_distutils/command/register.py