目 录__eol__第一篇准备工作__eol__1 为什么要学习Python，学习Python 的什么.............................................................................. 3__eol__2 学习Python 之前需要准备的工作.............................................................................................. 6__eol__3 如何看懂和运行本书代码............................................................................................................ 8__eol__3.1 输入部分..................................................................................................................................8__eol__3.2 输出部分............................................................................................................................... 10__eol__3.3 错误与异常信息.................................................................................................................. 11__eol__3.4 外部数据文件.......................................................................................................................12__eol__3.5 注意事项............................................................................................................................... 14__eol__第二篇Python 基础__eol__4 数据类型......................................................................................................................................19__eol__4.1 查看数据类型的方法.......................................................................................................... 20__eol__4.2 判断数据类型的方法...........................................................................................................21__eol__4.3 转换数据类型的方法...........................................................................................................22__eol__4.4 特殊数据类型.......................................................................................................................23__eol__4.5 序列类型...............................................................................................................................26__eol__5 变量..............................................................................................................................................28__eol__5.1 变量的定义方法...................................................................................................................29__eol__5.2 Python 是动态类型语言.....................................................................................................29__eol__5.3 Python 是强类型语言........................................................................................................ 30__eol__5.4 Python 中的变量名是引用.................................................................................................31__eol__5.5 Python 中区分大小写.........................................................................................................32__eol__5.6 变量命名规范.......................................................................................................................32__eol__5.7 iPython 的特殊变量............................................................................................................33__eol__5.8 查看Python 关键字的方法............................................................................................... 34__eol__5.9 查看已定义的所有变量.......................................................................................................35__eol__5.10 删除变量.............................................................................................................................37__eol__6 语句书写规范..............................................................................................................................39__eol__6.1 一行一句............................................................................................................................... 40__eol__6.2 一行多句............................................................................................................................... 40__eol__vi__eol__目 录__eol__6.3 一句多行............................................................................................................................... 41__