screaming的博客

Queue.Queue vs. collections.dequeup vote78down votefavorite22I need a queue which multiple threads can put stuff into, and multiple threads may read from.Py

class collections.deque([iterable[, maxlen]])Returns a new deque object initialized left-to-right (using append()) with data from iterable. If iterable is not specified, the new deque is empty.D

在python的API中，提到了Counter，它具有统计的功能下面是我做的demo：1.统计自定义字符串中每个字符出现的次数2.读取一个文件，把文件中的内容转化为字符串,统计该字符串中每个字符串出现的次数运行效果：测试的文件：==================================代码部分：=======