組み込み型 set/frozenset

  • >>> dir(set)

['__and__', '__class__', '__cmp__', '__contains__', '__delattr__', '__doc__', '__eq__', '__ge__', '__getattribute__', '__gt__', '__hash__', '__iand__', '__init__', '__ior__', '__isub__', '__iter__', '__ixor__', '__le__', '__len__', '__lt__', '__ne__', '__new__', '__or__', '__rand__', '__reduce__', '__reduce_ex__', '__repr__', '__ror__', '__rsub__', '__rxor__', '__setattr__', '__str__', '__sub__', '__xor__', 'add', 'clear', 'copy', 'difference', 'difference_update', 'discard', 'intersection', 'intersection_update', 'issubset', 'issuperset', 'pop', 'remove', 'symmetric_difference', 'symmetric_difference_update', 'union', 'update']


set.__str__《in draft》


set.__contains__

set.union/set.intersection/set.difference/set.symmetric_difference

set.issubset
set.update