#Server Side 
import socket
sock = socket.socket (socket.AF_INET, socket.SOCK_STREAM)
host = socket.gethostname()
port = 5555
sock.bind((host, port))
sock.listen(1)
conn, addr = sock.accept()
data = "Hello!"
data = bytes(data, 'utf-8')
conn.send(data)
sock.close()

#Client 
import socket
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
host = socket.gethostname()
port = 5555
sock.connect((host, port))
data = sock.recv(2048)
data = str(data, "utf-8")
sock.close()