python-simple-http-server.py

from http.server import BaseHTTPRequestHandler, HTTPServer


class SampleHTTPServerHandler(BaseHTTPRequestHandler):
    def do_GET(self):
        self.send_response(200)
        self.send_header('Content-type', 'text/html')
        self.end_headers()

        print(self.headers)
        received_guid = self.headers['Access-Control-Expose-Headers']
        self.wfile.write(bytes(f"r: {received_guid}", "utf8"))


with HTTPServer(('0.0.0.0', 8095), SampleHTTPServerHandler) as server:
    server.serve_forever()