How to convert a list into a set in Python

The set() function creates an unordered set of non-repeating elements, which can perform relationship testing, delete duplicate data, and calculate intersection, difference, union, etc.

set Syntax:

class set([iterable])

Parameter description:

iterable -- iterable object object;

Return value:

Return the new collection object.

Convert the list to a set:

list1=[1,3,4,3,2,1]
list1=set(list1)
print(list1)

The result is as follows:

（1，2,3,4）

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