131     def sigchldhandler(signum, frame):

   131     def sigchldhandler(signum, frame):

   132         waitforworkers(blocking=False)

   132         waitforworkers(blocking=False)

   133         if problem[0]:

   133         if problem[0]:

   134             killworkers()

   134             killworkers()

   135     oldchldhandler = signal.signal(signal.SIGCHLD, sigchldhandler)

   135     oldchldhandler = signal.signal(signal.SIGCHLD, sigchldhandler)

   136     for pargs in partition(args, workers):

   137     for pargs in partition(args, workers):

   137         pid = os.fork()

   138         pid = os.fork()

   138         if pid == 0:

   139         if pid == 0:

   139             signal.signal(signal.SIGINT, oldhandler)

   140             signal.signal(signal.SIGINT, oldhandler)

   140             signal.signal(signal.SIGCHLD, oldchldhandler)

   141             signal.signal(signal.SIGCHLD, oldchldhandler)