python socket

1import socket
2TCP_IP = '127.0.0.1'
3TCP_PORT = 5005
4BUFFER_SIZE = 1024
5MESSAGE = "Hello, World!"
6s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
7s.connect((TCP_IP, TCP_PORT))
8s.send(MESSAGE)
9data = s.recv(BUFFER_SIZE)
10s.close()
11print "received data:", data

1#!/usr/bin/env python3
2
3import socket
4
5HOST = '127.0.0.1'  # Standard loopback interface address (localhost)
6PORT = 65432        # Port to listen on (non-privileged ports are > 1023)
7
8with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
9    s.bind((HOST, PORT))
10    s.listen()
11    conn, addr = s.accept()
12    with conn:
13        print('Connected by', addr)
14        while True:
15            data = conn.recv(1024)
16            if not data:
17                break
18            conn.sendall(data)
19

1#!/usr/bin/env python3
2
3import socket
4
5HOST = '127.0.0.1'  # The server's hostname or IP address
6PORT = 65432        # The port used by the server
7
8with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
9    s.connect((HOST, PORT))
10    s.sendall(b'Hello, world')
11    data = s.recv(1024)
12
13print('Received', repr(data))
14

1# for installing socket io on PC
2pip install python-socketio

1#!/usr/bin/python           # This is server.py file
2
3import socket               # Import socket module
4
5s = socket.socket()         # Create a socket object
6host = socket.gethostname() # Get local machine name
7port = 12345                # Reserve a port for your service.
8s.bind((host, port))        # Bind to the port
9
10s.listen(5)                 # Now wait for client connection.
11while True:
12   c, addr = s.accept()     # Establish connection with client.
13   print 'Got connection from', addr
14   c.send('Thank you for connecting')
15   c.close()                # Close the connection

1import socket
2
3HOST = '127.0.0.1'  # Standard loopback interface address (localhost)
4PORT = 65432        # Port to listen on (non-privileged ports are > 1023)
5
6with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
7    s.bind((HOST, PORT))
8    s.listen()
9    conn, addr = s.accept()
10    with conn:
11        print('Connected by', addr)
12        while True:
13            data = conn.recv(1024)
14            if not data:
15                break
16            conn.sendall(data)