Python HTTP Server Example for Controlling the Number of "Serves" (This allows infinite GETs, and stops after the first POST)

http-server-finite-serves.py

import http.server

from pprint import pprint

done = False

def do_echo(self):
    print(f'Headers:')
    pprint(dict(self.headers.items()))
    print()
    print(f'From: {self.client_address[0]}:{self.client_address[1]}')
    print()
    print(f'Operation: {self.command} {self.path}')
    print()
    content_length = int(self.headers.get('Content-Length', 0))
    body = self.rfile.read(content_length)
    print(f'Body (length={content_length}):')
    print(body.decode('utf-8'))
    print()
    self.send_response(200, 'OK')
    self.end_headers()
    self.wfile.write(f'{self.command} {self.path}\n'.encode('utf-8'))
    self.wfile.write(body)

class Handler(http.server.BaseHTTPRequestHandler):
    def do_GET(self):
        global done
        do_echo(self)

    def do_POST(self):
        global done
        do_echo(self)
        done = True

with http.server.HTTPServer(('', 3000), Handler) as httpd:
    while not done:
        httpd.handle_request()