simple http server for python 3.7 or later

server.py

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

class S(BaseHTTPRequestHandler):
    def _set_response(self):
        logging.info("=============================================================\n")
        self.send_response(200)
        self.send_header('Content-type', 'text/html')
        # self.send_header('Access-Control-Allow-Origin', '*')
        # self.send_header('Access-Control-Allow-Origin', 'http://localhost:8081')
        # self.send_header('Access-Control-Allow-Credentials', 'true')
        # self.send_header('Access-Control-Allow-Methods', 'POST, GET, OPTIONS')
        # self.send_header('Access-Control-Allow-Headers', 'X-PINGOTHER, Content-Type')
        # self.send_header('X-EXPOSABLE', 'this_value_cannot_access_from_js')
        # self.send_header('Access-Control-Expose-Headers', 'X-EXPOSABLE')
        # self.send_header('Access-Control-Max-Age', '10')
        self.end_headers()

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

        if self.path.startswith("/status/"):
            statusCode = self.path.split("/").pop()

            if statusCode == "503":
                self.send_response(503)
                self.send_header("X-Error-HRESULT", "80072EE2")
                self.end_headers()
            elif statusCode == "504":
                self.send_response(504)
                self.send_header("X-Error-HRESULT", "80072EE2")
                self.end_headers()
            else:
                self._set_response()
        else:
            self._set_response()

        self.wfile.write("GET request for {}".format(self.path).encode('utf-8'))

    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
        logging.info("POST request,\n\nPath: %s\n\nHeaders:\n%s\n\nBody:\n%s\n",
                str(self.path), str(self.headers), post_data.decode('utf-8'))
        
        self._set_response()
        self.wfile.write("POST request for {}".format(self.path).encode('utf-8'))

    def do_OPTIONS(self):
        logging.info("OPTIONS request,\nPath: %s\nHeaders:\n%s\n", str(self.path), str(self.headers))
        
        self._set_response()
        self.wfile.write("OPTIONS request for {}".format(self.path).encode('utf-8'))

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

if __name__ == '__main__':
    from sys import argv

    if len(argv) == 2:
        run(port=int(argv[1]))
    else:
        run()