筛选清单 [英] Filtering lists

问题描述

我想过滤列表中重复的元素 例如

I want to filter repeated elements in my list for instance

foo = ['a','b','c','a','b','d','a','d']

我只对以下内容感兴趣:

I am only interested with:

['a','b','c','d']

实现此目标的有效方法是什么? 干杯

What would be the efficient way to do achieve this ? Cheers

推荐答案

将foo转换为设置(如果您不关心元素顺序).

Cast foo to a set, if you don't care about element order.

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