import paramiko

cmd = "ls zip.zip"

ssh = paramiko.SSHClient()
ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
ssh.connect('servgqsi', username='usuario', password='senha')
stdin, stdout, stderr = ssh.exec_command(cmd)
stdin.write('gss\n')
stdin.flush()
a=stdout.readlines()
ssh.close()

print "O COMANDO A = %s" %a