Method keys

Lib/collections/__init__.py:231–233

D.keys() -> a set-like object providing a view on D's keys

(self)

    update = __update = _collections_abc.MutableMapping.update

    def keys(self):
        "D.keys() -> a set-like object providing a view on D's keys"
        return _OrderedDictKeysView(self)

    def items(self):
        "D.items() -> a set-like object providing a view on D's items"