{3,6,"cat",4.5,False} # {False, 4.5, 3, 6, 'cat'} # L'ensemble est ordonné my_set = {3,6,"cat",4.5,False} my_set #{False, 3, 4.5, 6, 'cat'} len(my_set) # 5 False in my_set # True "dog" in my_set #False your_set = {99,3,100} my_set.union(your_set) # {False, 3, 4.5, 6, 99, 'cat', 100} my_set | your_set # {False, 3, 4.5, 6, 99, 'cat', 100} my_set.intersection(your_set) # {3} my_set & your_set # {3} my_set.difference(your_set) # {False, 4.5, 6, 'cat'} my_set - your_set # {False, 4.5, 6, 'cat'} {3,100}.issubset(your_set) # True {3,100} <= your_set # True my_set.add("house") my_set # {False, 3, 4.5, 6, 'house', 'cat'} my_set.remove(4.5) my_set # {False, 3, 6, 'house', 'cat'} my_set.pop() # False my_set # {3, 6, 'house', 'cat'} my_set.clear() my_set set() # Ensemble vide