#数组
test = [data for data in range(10) if data % 2 == 0];
print(test);
#字典
test = {data : data * data for data in range(10)};
print(test);
#集合
test = {data for data in range(10) if data % 2 == 0};
print(test);
原文：http://www.cnblogs.com/spchenjie/p/6343942.html