> is there anyone who is expert/guru on both tcl and python, so please share your opinion about which does what better?
>
> I just think tcl's expect is the best on what it does, and that's the only reason I personally learn a little bit tcl. but it's just me.
>
> the reason is we just took some trainings about automation techniques in data center and it looks mostly python and ruby. is expect even used in this field? - I'm not talking about it as a tool to manage your personal unix machine.
Both are respectable, but there are so many parameters, possibilities, that it sounds better that if look on Internet as you have your specs in your head. For instance concerning performances you have this page :
http://raid6.com.au/~onlyjob/posts/arena/ . ... In fact, excluding Expect, your question is pretty vague.
Olivier.