simple_socket_server.py

# coding:utf-8

import socket

EOL1 = "\n\n"
EOL2 = "\n\r\n"

body = """Hello World! <h1> Simple socket server</h1>"""
response_params = [
    'HTTP/1.0 200 OK',
    'Date: Sat, 10 jun 2017 12:12:21 GMT',
    'Content-Type: text/html; charset=utf-8',
    'Content-Length: {0}\r\n'.format(len(body)),
    body,
]
response = '\r\n'.join(response_params).encode()


def handle_connection(conn, addr):
    request = ""
    while EOL1 not in request and EOL2 not in request:
        request += conn.recv(1024).decode()
    conn.send(response)
    conn.close()


def main():
    serversocket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    serversocket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
    serversocket.bind(('127.0.0.1', 5555))
    serversocket.listen(1)
    print('http://127.0.0.1:5555')

    try:
        while True:
            conn, addr = serversocket.accept()
            handle_connection(conn, addr)
    finally:
        serversocket.close()


if __name__ == "__main__":
    main()