Simple Python 3 HTTP server for logging all GET and POST requests

server.py

"""
Example usage to get/post data on server from client.py

```
import requests

url = 'http://localhost:8000'


def get(url):
    r = requests.get(url)
    return r.text


def post(url):
    d = {'key': 'value'}
    r = requests.post(url, json=d)
    return r.text
```
"""


import logging
from http.server import BaseHTTPRequestHandler, HTTPServer


logging.basicConfig(level=logging.INFO)


class ServerDataContainer(object):
    record = None

    def get(self):
        return self.record

    def post(self, record):
        self.record = record


SERVER_DATA = ServerDataContainer()


class MyHandler(BaseHTTPRequestHandler):

    def _set_response(self):
        self.send_response(200)
        self.send_header('Content-type', 'text/html')
        self.end_headers()

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

        # client side logging
        # writes to the output stream, respond to the client side
        # e.g. web browser display or the output of a client script
        self._set_response()
        self.wfile.write("GET request: \n last data: {}".format(SERVER_DATA.get()).encode('utf-8'))

    def do_POST(self):
        # server side logging
        logging.info("POST request,\nPath: %s\nHeaders:\n%s", str(self.path), str(self.headers))

        # retrieve data from input stream
        length = int(self.headers['Content-Length'])
        body = self.rfile.read(length).decode('utf-8')

        SERVER_DATA.post(body)
        logging.info("data posted: %s", body)

        # client side logging
        # writes to the output stream, respond to the client side
        # e.g. web browser display or the output of a client script
        self._set_response()
        self.wfile.write("POST request: \n data updated: {}".format(body).encode('utf-8'))


def run():
    addr = ('localhost', 8000)
    httpd = HTTPServer(addr, MyHandler)

    logging.info('Starting httpd...\n')
    try:
        httpd.serve_forever()
    except KeyboardInterrupt:
        pass
    httpd.server_close()
    logging.info('Stopping httpd...\n')


if __name__ == '__main__':
    run()