last line chopped from input file

[gene tani]

or: (for long-running Win32 processes)

os.startfile(r'/relative/path/to/app')

http://docs.python.org/lib/os-process.html

under linux/BSD/solaris, i've run into situations where PATH and other
environmental var s aren't what you expect (they're from the
/etc/profile system defaults, not from your .bashrc).  I can't remember
if anything like that happens in windows.