# you may not use this file except in compliance with the License. # You may obtain a copy of the License at # http://www.apache.org/licenses/LICENSE-2.0 ...

Since many new users of alfred maybe not very familiar with it, conclude functions here briefly, more details see my updates: alfred is both a lib and a tool, you can import it's APIs, or you can ...

Python 的数据类型看着多，其实只要分清基础和容器、可变和不可变，搞懂各自的特点和用法，写代码的时候就再也不会懵圈啦！ 很多刚学 Python 的朋友，面对五花八门的数据类型，常常一头雾水：啥时候用列表？元组为啥不能改？字典和集合又有啥区别？