python -socket client server

by Krishna Ananthi

JavaScript

#server.py
import socket

HOST = '127.0.0.1'  # Standard loopback interface address (localhost)
PORT = 20001        # Port to listen on (non-privileged ports are > 1023)

with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as sd:
    sd.bind((HOST, PORT))
    sd.listen()
    conn, addr = sd.accept()
    with conn:
        print('Connected by', addr)
        while True:
            data = conn.recv(1024)
            if not data:
                break
            conn.sendall(data)



#client.py

import socket

HOST = '127.0.0.1'  # The server's hostname or IP address
PORT = 20001        # The port used by the server

with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as sd:
    sd.connect((HOST, PORT))
    sd.sendall(b'Hello, world')
    data = sd.recv(1024)

print('Received', repr(data))