tmux new-window ssh

gistfile1.py

#!/usr/bin/env python    
# -*- coding: utf-8 -*- 

import subprocess
                                                                                                                                                                                    
ssh_windows = {
    "host1": "127.0.0.1",
    "host2": "123.123.123.123",
    "host3": "12.12.12.12",
}

session = ''
for win in ssh_windows:
    session += \
        'tmux new-window -n %(win)s; tmux send-key -t%(win)s "ssh %(host)s" C-m; ' % \ 
        {'win': win, 'host': ssh_windows[win]}

args = [ 
    'tmux',
    'new-session',
    session,
]
print 'Running ', args
subprocess.call(args)