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[英]Remove items from a list in Python based on previous items in the same list
[英]How to remove the items from list in python based on other list
我有
list1 = [var1,var2,var3,var4,var5]
和别的
list2 = [var4, var2]
现在我想减去它们,以便最终结果是
list1 = [var1,var3,var5]
通过这种方式使用列表理解:
l1 = [var1,var2,var3,var4,var5]
l2 = [var4, var2]
diff = [x for x in l1 if x not in l2]
假设清单没有重复的项目,
list(set(list1)-set(list2))
您可以将列表转换成组,并获得它们之间的区别
list1 = [1,2,3,4]
list2 = [1, 3]
list1 = set(list1)
list2 = set(list2)
list1.difference(list2)
OUTPUT: set([2, 4])
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