Python3 HTTP Server Running on Port 9000 (Handling GET Requests)

nano server.py

from http.server import BaseHTTPRequestHandler, HTTPServer
class handler(BaseHTTPRequestHandler):
    def do_GET(self):
        self.send_response(200)
        self.send_header('Content-type','text/html')
        self.end_headers()
        message = "This is your GET response"
        self.wfile.write(bytes(message, "utf8"))
    def do_POST(self):
        if self.path == '/':
            self.send_response(200)
            self.send_header('Content-type','text/html')
            self.end_headers()
            message = "This is your POST 200 response"
            self.wfile.write(bytes(message, "utf8"))
            return
        self.send_response(404)
        self.send_header('Content-type','text/html')
        self.end_headers()
        message = "This is your POST 404 response"
        self.wfile.write(bytes(message, "utf8"))
with HTTPServer(('', 9000), handler) as server:
    server.serve_forever()