#NEWLINE# def _request( self , parameters ) : #NEWLINE# #INDENT# '\n        Add authentication parameters and make request to Amazon.\n\n        **Arguments:**\n         * *parameters* -- Key value pairs of parameters\n        ' #NEWLINE# parameters [ 'Service' ] = 'AWSECommerceService' #NEWLINE# parameters = self . _getAuthorization ( 'GET' , parameters ) #NEWLINE# query_string = urllib . urlencode ( parameters ) #NEWLINE# url = ( 'https://%s/onca/xml?%s' % ( self . host , query_string ) ) #NEWLINE# d = self . rq . getPage ( url , method = 'GET' ) #NEWLINE# return d