code: def get_xmlrpc_server(self):
          
          check_proxy_setting()
          if os.environ.has_key('XMLRPC_DEBUG'):
              debug = 1
          else:
              debug = 0
          try:
              return xmlrpclib.Server(XML_RPC_SERVER, transport=ProxyTransport(), verbose=debug)
          except IOError:
              self.logger("ERROR: Can't connect to XML-RPC server: %s" \
                      % XML_RPC_SERVER)
docs: Returns PyPI's XML-RPC server instance