paramiko example

import paramiko

host = "hostip"
user = "user"
user_to_log = "myuser"
password = "pass"
password_to_log = "mypass"

login_command = "su -l " + user_to_log

ssh = paramiko.SSHClient()
ssh.load_system_host_keys()
ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
ssh.connect(hostip, username=user,
    password=password)

transport = ssh.get_transport()
session = transport.open_session()
session.set_combine_stderr(True)
session.get_pty()


session.exec_command("su -l " + user_to_log)
stdin = session.makefile('wb', -1)


stdin.write(password_to_log +'\n')
stdin.flush()

session.exec_command("whoami")
stdout = session.makefile('rb', -1)

for line in stdout.read().splitlines():
    print('host: %s: %s' % (host, line))