call other program

[JuanPablo]

hi,
  I have a newbie question.
In bash is posible call other program, send and recieve message with this.

example:
$ python  > output << EOF
> print "hello world"
> EOF
$ cat output
hello world

in python exist some similar ?

many thanks
JuanPablo
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mail.python.org/pipermail/python-list/attachments/20090202/fa545195/attachment.html>