Detailed explanation of set() function 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. Hope it helps everyone.

Syntax
set Syntax:

class set([iterable])

Parameter description:
iterable – iterable object object;

Return value
Return the new collection object.

Example
The following example shows how to use set:

x = set('runoob')
y = set('google')print(x)print(y)

a = x & y         # 交集print(a)

b = x | y         # 并集print(b)

c = x - y         # 差集print(c)

Output:

{'n', 'r', 'u', 'b', 'o'}{'l', 'e', 'g', 'o'}{'o'}{'g', 'r', 'e', 'b', 'l', 'n', 'u', 'o'}{'n', 'r', 'u', 'b'}

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Introduction to the use of set() class

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