fruits = {'apple', 'banana', 'cherry'} numbers = set([1, 2, 3, 4, 5]) empty_set = set()
fruits.add('orange') fruits.update(['grape', 'kiwi']) fruits.remove('banana') fruits.discard('mango') popped = fruits.pop()
set1 = {1, 2, 3, 4} set2 = {3, 4, 5, 6}
union = set1 | set2 intersection = set1 & set2 difference = set1 - set2 symmetric_diff = set1 ^ set2
is_subset = {1, 2}.issubset({1, 2, 3}) is_superset = {1, 2, 3}.issuperset({1, 2}) is_disjoint = {1, 2}.isdisjoint({3, 4})
even_squares = {x**2 for x in range(10) if x % 2 == 0}
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