process and spinning slash

[Fredrik Lundh]

"benz" <benzwt at yahoo.com.tw> wrote

>I have rewrited my code as follow, but it still not working.
>
> import os, sys
>
>
> pid = os.fork()
>
> if pid == 0:
>  os.execvp("du",("du","-shc","/usr/share"))
> else:
>  while 1:
>    try:
>      os.kill(pid,0)
>      sys.stdout.write('running')
>      sys.stdout.flush()
>      sys.stdout.write('\b\b\b\b\b\b\b')
>    except OSError:
>      print "child ended"

thomas has already explained why that doesn't work:

    http://article.gmane.org/gmane.comp.python.general/428821

</F>