What server do you want to connect to? a.non.existent.name
Traceback (most recent call last):
  File "cli.py", line 5, in <module>
    sock.connect((srvaddr, 80))
socket.gaierror: [Errno -2] Name or service not known

What server do you want to connect to? anonexistentname
Traceback (most recent call last):
  File "cli.py", line 5, in <module>
    sock.connect((srvaddr, 80))
socket.gaierror: [Errno -2] Name or service not known