code: def _get(pypi_server):
      
      response = requests.get(pypi_server)
      if response.status_code >= 300:
          raise HTTPError(status_code=response.status_code,
                          reason=response.reason)
      if hasattr(response.content, 'decode'):
          tree = xml.etree.ElementTree.fromstring(response.content.decode())
      else:
          tree = xml.etree.ElementTree.fromstring(response.content)
      channel = tree.find('channel')
      return channel.findall('item')
docs: Query the PyPI RSS feed and return a list
      of XML items.