[Tutor] using python to start and stop a program
Joanna Ingrahm
joanna9765 at yahoo.com
Mon Aug 18 11:11:51 EDT 2003
Hi Magnus,
sorry I didn't reply sooner!
> Hi Johanna, perhaps you can show us some code, and
> we
> might spot the problems in it.
I tried s.th. like this:
saveout = sys.stdout
fsock = open('out.log', 'w')
sys.stdout = fsock
os.spawnl(os.P_NOWAIT, "D:\\Apps", "prog.exe", "-l")
sys.stdout = saveout
fsock.close()
>In what way did writing
> the info to a file and reading it back fail. Writing
> or reading? Did it get to the file?
No
> Why do you need to store the pid in a file?
It doesn't have to be like that, I just don't know how
else I could do it
Are you
> using separate python processes to start and stop?
so far I only tried to start it
> Has
> the writing process exited before the other process
> reads the file?
I only have one process running so far...
thanks,
Joanna
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