Python知识讲义王凤龙2022第1版摘要2目录常量和变量..............................................................................................................................................2常量...................................................................................................................................................2变量...................................................................................................................................................2标识符命名规则.............................................................................................................................2注释...........................................................................................................................................................2数据类型1（掌握）...............................................................................................................................31、数值Number...........................................................................................................................32、字符串String.............................................................................................................................33、列表List.....................................................................................................................................3索引与切片..............................................................................................................................................3数据类型2（认识）...............................................................................................................................44、元组Tuple.................................................................................................................................45、集合Set......................................................................................................................................46、字典Dictionary...................................
