def get_stats_result(self, request):
        """Return the StatsResult object for this statistic"""
        stats_datasets = StatsMakerDataverses(**request.GET.dict())

        pub_state = self.get_pub_state(request)

        if pub_state == self.PUB_STATE_ALL:
            stats_result = stats_datasets.get_dataverse_counts_by_month()
        elif pub_state == self.PUB_STATE_UNPUBLISHED:
            stats_result = stats_datasets.get_dataverse_counts_by_month_unpublished()
        else:
            stats_result = stats_datasets.get_dataverse_counts_by_month_published()

        return stats_result
def test_initializers(self):
        class Person(Structure):
            _fields_ = [("name", c_char*6),
                        ("age", c_int)]

        self.assertRaises(TypeError, Person, 42)
        self.assertRaises(ValueError, Person, b"asldkjaslkdjaslkdj")
        self.assertRaises(TypeError, Person, "Name", "HI")

        # short enough
        self.assertEqual(Person(b"12345", 5).name, b"12345")
        # exact fit
        self.assertEqual(Person(b"123456", 5).name, b"123456")
        # too long
        self.assertRaises(ValueError, Person, b"1234567", 5)