如：
利用多个线程处理搜索的问题，我们可以发现他很快....
代码部分：
Syntax,so the predicate it searches for is wired-in,
stat *
self.mutex = self.todo = self.work = self.busy =
job = len(self.work) == 1
self.busy == 0 len(self.work) == job = self.busy = self.busy + 1
len(self.work) >
self.busy = self.busy - 1
self.busy == 0 len(self.work) ==
time.sleep(0.00001)
1 job =
func,args = func(*
i range(nworkers-1
nworkers = 4
opts,args = getopt.getopt(sys.argv[1:],