前几天群里有同学提出了一个问题:手头现在有个列表,列表里面两个元素,比如[1, 2],之后不断的添加新的列表,往原来相应位置添加.例如添加[3, 4]使原列表扩充为[[1, 3], [2, 4]],再添加[5, 6]扩充为[[1, 3, 5], [2, 4, 6]]等等. 其实不动脑筋的话,用个二重循环很容易写出来: def trans(m): a = [[] for i in m[0]] for i in m: for j in range(len(i)): a[j].append(i[j])
App WidgetsApp Widgets are miniature application views that can be embedded in other applications (such as the Home screen) and receive periodic updates. These views are referred to as Widgets in the user interface, and you can publish one with an Ap
用python获取新浪微博最近发布内容的时候调用 public_timeline()函数的返回值是个jsonDict对象,首先需要将该对象通过json.dumps函数转换成字符串,然后对该字符串用GBK进行编码和解码,注意编码的时候函数encode的第二个参数要使用ignore(默认是strict),以防止当解码错误的时候报错而使程序意外退出 . import webbrowser import sinaweibopy3 from time import sleep import json de