allpy: 61e5d8e146c7 utils/pool

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view utils/pool @ 806:61e5d8e146c7

WARNING! Changed EOL formatting to UNIX everywhere! WARNING! To avoid such nasty commits in the future, add the following lines to your ~/.hgrc: [extensions] hgext.eol = Note: kodomo has this setting on by default. Please also note .hgeol file, that has rules for EOL conversion.

author	Daniil Alexeyevsky <dendik@kodomo.fbb.msu.ru>
date	Thu, 14 Jul 2011 14:28:32 +0400
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1 #!/usr/bin/python

2 import subprocess

3 import os

4 import shlex

5 import optparse

7 p = optparse.OptionParser()

8 p.add_option('-n', '--size', type=int, help='Pool size')

9 p.add_option('-c', '--cmd',

10 help='Command template. Insert {} for argument.'

11 ' Put the argument in double quotes if it may contain spaces.')

12 options, args = p.parse_args()

14 spawned = 0

15 for arg in args:

16 if spawned > options.size:

17 os.wait()

18 spawned -= 1

19 cmd = shlex.split(options.cmd.replace('{}', arg))

20 subprocess.Popen(cmd)

21 spawned += 1

23 try:

24 while True:

25 os.wait()

26 except Exception:

27 pass

29 # vim: set ts=4 sts=4 et sw=4: