1def application(environ, start_response): 2 body = [] 3 content_length = 0 4 5 for l in environ['wsgi.input'].__iter__(): 6 body.append(l) 7 content_length += len(l) 8 9 start_response( 10 '200', 11 [ 12 ('Content-Length', str(content_length)), 13 ('X-Lines-Count', str(len(body))), 14 ], 15 ) 16 return body 17