Simple Python 3 HTTP server for logging all GET and POST requests

server.py

#!/usr/bin/env python3
"""
Very simple HTTP server in python for logging requests
Usage::
    ./server.py [<port>]
"""
from http.server import BaseHTTPRequestHandler, HTTPServer
import logging

class S(BaseHTTPRequestHandler):
    def _set_response(self, msg):
        logging.info(msg)
        self.send_response(200)
        self.send_header('Content-type', 'text/html')
        self.end_headers()
        self.wfile.write(msg.encode('utf-8'))

    def do_GET(self):
        msg = "GET request:\nPath: %s\nHeaders:\n%s\n" % ( str(self.path), str(self.headers) )
        self._set_response(msg)

    def do_POST(self):
        content_length = int(self.headers['Content-Length']) # <--- Gets the size of data
        post_data = self.rfile.read(content_length) # <--- Gets the data itself

        msg = "POST request:\nPath: %s\nHeaders:\n%s\n\nBody:\n%s\n" \
               % ( str(self.path), str(self.headers), post_data.decode('utf-8') )
        self._set_response(msg)

def run(server_class=HTTPServer, handler_class=S, port=8080):
    logging.basicConfig(level=logging.INFO)
    server_address = ('127.0.0.1', port)
    httpd = server_class(server_address, handler_class)
    logging.info('Starting local httpd on port %d...\n' % port)
    try:
        httpd.serve_forever()
    except KeyboardInterrupt:
        pass
    httpd.server_close()
    logging.info('Stopping httpd...\n')

if __name__ == '__main__':
    from sys import argv
    run(port=int(argv[1])) if len(argv) > 1 else run()