How to use the yarl.cached_property function in yarl

        @cached_property
        def prop(self):
            return 1

        @cached_property
        def prop(self):
            return 1

def test_reify_class():
    class A:
        def __init__(self):
            self._cache = {}

        @cached_property
        def prop(self):
            """Docstring."""
            return 1

    assert isinstance(A.prop, cached_property)
    assert "Docstring." == A.prop.__doc__