How to get the complement of two sets by python

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The details are as follows:

Set () syntax

Class set ([iterable])

Parameter description:

Iterable: iterable object object

Example:

> x = set ('runoob')

> y = set ('google')

> > x, y

(set (['baked,' rented, 'upright,' oiled,'n']), set (['eyed,' oiled, 'grubbed,' l'])) # duplicated deletion

> x & y # intersection

Set (['o'])

> x | y # Union

Set (['baked,' estranged, 'grubbed,' lumped, 'oily,' nasty, 'ritual,' u'])

X-y # subtraction (complement)

Set (['ritual,' baked, 'upright,' n'])

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