30     def _set_headers(self):  argument
31         self.send_response(200)
32         self.send_header('Content-Type', 'text/html')
33         self.send_header('Content-Length', str(self.length))
34         self.end_headers()
36     def do_POST(self):  argument
38         self.length = len(payload)
39         self._set_headers()
40         self.wfile.write(payload)
42     def do_GET(self):  argument
44         self.length = len(payload)
45         self._set_headers()
46         self.wfile.write(payload.encode())