from http.server import SimpleHTTPRequestHandler, ThreadingHTTPServer

class CORSRequestHandler(SimpleHTTPRequestHandler):
    def end_headers(self):
        self.send_header("Access-Control-Allow-Origin", "*")
        self.send_header("Access-Control-Allow-Methods", "GET, POST, OPTIONS")
        self.send_header("Access-Control-Allow-Headers", "Content-Type, Authorization")
        super().end_headers()

    def do_OPTIONS(self):
        self.send_response(204)
        self.end_headers()

server = ThreadingHTTPServer(("0.0.0.0", 8000), CORSRequestHandler)
server.serve_forever()