Need help with really elementary pexpect fragment

[Nick Dokos]

Saqib Ali <saqib.ali.75 at gmail.com> wrote:

> 
> I want to write a pexpect script that simply cd's into a directory ("~/
> install") and then runs a command from there. It should be so easy.
> But even my cd command is failing. Can't figure out what the problem
> is. The command line prompt is "[my machine name here] % "
> 
> Here is the code fragment:
> 
>     print "Spawning Expect"
>     p = pexpect.spawn ('/bin/tcsh',)
> 

If you execute /bin/tcsh by hand, do you get a "%" prompt?

Nick

>     print "Sending cd command"
>     i = p.expect([pexpect.TIMEOUT, "%",])
>     assert i != 0, "Time-Out.... exiting"
>     p.sendline("cd ~/install")
> 
> Here is the output:
> 
> Spawning Expect
> Sending cd command
> Time-Out.... exiting
> 
> 
> How could I be screwing something so simple up??
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>