File "client.py", line 6, in <module>
    s.connect((host, port))
  File "/usr/lib/python2.7/socket.py", line 228, in meth
    return getattr(self._sock,name)(*args)
socket.error: [Errno 111] Connection refused

`import socket`

    s = socket.socket(socket.AF_INET6,socket.SOCK_STREAM)

host = "127.0.0.1"
port = 5005
s.connect((host, port))
print(s.recv(1024))
s.send('send me a salutation')
s.close()

import socket
s=socket.socket()
address = ''
port = 5005
s.bind((address,port))
s.listen(5)
while True:
    conn,addr=s.accept()
    print 'Connection address: ',addr
    conn.send('Thank you for your connecting')
    conn.close()