def METHOD_NAME(self):
    data = self.make_one()
    data.delete('block', 'foo')
    assert data.get('block', 'foo') == 'fu'
    with disable_overrides():
        # Since field_data is responsible for attribute access, you'd
        # expect it to raise AttributeError. In fact, it raises KeyError,
        # so we check for that.
        with pytest.raises(KeyError):
            data.get('block', 'foo')