text: import subprocess
  
  print('$ nslookup')
  p = subprocess.Popen(['nslookup'], stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
  output, err = p.communicate(b'set q=mx\npython.org\nexit\n')
  print(output)#.decode('utf-8')
  print('Exit code:', p.returncode)
  