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Sets

Set Methods

Python has a set of built-in methods that you can use on sets.
Method Description
add() Adds an element to the set
clear() Removes all the elements from the set
copy() Returns a copy of the set
difference()( - ) Returns a set containing the difference between two or more sets
difference_update()( -= ) Removes the items in this set that are also included in another, specified set
discard() Remove the specified item
intersection()( & ) Returns a set, that is the intersection of two other sets
intersection_update()( &= ) Removes the items in this set that are not present in other, specified set(s)
isdisjoint() Returns whether two sets have a intersection or not
issubset() (<=)Returns whether another set contains this set or not, (<)Returns whether all items in this set is present in other, specified set(s)
issuperset() (>=)Returns whether this set contains another set or not, (>)Returns whether all items in other, specified set(s) is present in this set
pop() Removes an element from the set
remove() Removes the specified element
symmetric_difference()( ^ ) Returns a set with the symmetric differences of two sets
symmetric_difference_update()( ^= ) Inserts the symmetric differences from this set and another
union()( | ) Return a set containing the union of sets
update()( |= ) Update the set with the union of this set and others

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