utility

Utilities Progress Bar Operations that take more than a split second indicate their progress with a progress bar and in the title bar of the widget’s window. There are three mechanisms for implementing this. Context handlers The recommended and the simplest approach is to wrap the code into context handler progressBar . If the operation consists of a known number of steps that take similar time, the context handler can be used as follows: with self.progressBar(n_steps) as progress: for k in range(n_steps): self.do_some_processing() progress.advance() In general, the argument of self

xml 主要处理XML相关，基于SimpleXMLElement 和 DOMDocument Validation 主要检验数据合法性 String 处理字符串 Set 处理数组 Security 处理安全相关 Sanitize 过滤字符串 Inflector 单数和复数化英语单词，也可以生产驼峰格式 Folder 处理文件夹，封装成类似linux shell处理文件夹的命令 File 处理文件的，封装成类似linux shell处理文件夹的命令 Debugger 调试错误的，可以输出到浏览器也可以写入日志 ClassRegistry 一个工厂类，存储和注册class ObjectCollection 加载和构造新的对象 来源： oschina 链接： https://my.oschina.net/u/998291/blog/115691