file:2.2语法元素的名称.flv file:2.4程序的语句元素.flv file:2.7视力解析&u2014倒背如流.flv file:2.3数据类型.flv file:2.5基本输入输出函数.flv file:习题2.flv file:1.5Python程序的特点.flv file:1.6实例解析&u2014Python小程序.flv file:3.4字符串类型的操作.flv file:3.7.操作演示03.flv file:3.5类型判断和类型间转换.flv
file:2.2语法元素的名称.flv file:2.4程序的语句元素.flv file:2.7视力解析&u2014倒背如流.flv file:2.3数据类型.flv file:2.5基本输入输出函数.flv file:习题2.flv file:1.5Python程序的特点.flv file:1.6实例解析&u2014Python小程序.flv file:3.4字符串类型的操作.flv file:3.7.操作演示03.flv file:3.5类型判断和类型间转换.flv