docs: def _buildFileUrl(self, xml_req):
  		"""Builds url for fetching the files from FM."""
  		return '%(protocol)s://%(host)s:%(port)s%(xml_req)s'%{
  			'protocol': self._protocol,
  			'host': self._host,
  			'port': self._port,
  			'xml_req': xml_req,
  		}