How to use the djangosaml2.backends.set_attribute function in djangosaml2

def test_set_attribute(self):
        u = TestUser()
        self.assertFalse(hasattr(u, 'custom_attribute'))

        # Set attribute initially
        changed = set_attribute(u, 'custom_attribute', 'value')
        self.assertTrue(changed)
        self.assertEqual(u.custom_attribute, 'value')

        # 'Update' to the same value again
        changed_same = set_attribute(u, 'custom_attribute', 'value')
        self.assertFalse(changed_same)
        self.assertEqual(u.custom_attribute, 'value')

        # Update to a different value
        changed_different = set_attribute(u, 'custom_attribute', 'new_value')
        self.assertTrue(changed_different)
        self.assertEqual(u.custom_attribute, 'new_value')

def test_set_attribute(self):
        u = TestUser()
        self.assertFalse(hasattr(u, 'custom_attribute'))

        # Set attribute initially
        changed = set_attribute(u, 'custom_attribute', 'value')
        self.assertTrue(changed)
        self.assertEqual(u.custom_attribute, 'value')

        # 'Update' to the same value again
        changed_same = set_attribute(u, 'custom_attribute', 'value')
        self.assertFalse(changed_same)
        self.assertEqual(u.custom_attribute, 'value')

        # Update to a different value
        changed_different = set_attribute(u, 'custom_attribute', 'new_value')
        self.assertTrue(changed_different)
        self.assertEqual(u.custom_attribute, 'new_value')

def test_set_attribute(self):
        u = TestUser()
        self.assertFalse(hasattr(u, 'custom_attribute'))

        # Set attribute initially
        changed = set_attribute(u, 'custom_attribute', 'value')
        self.assertTrue(changed)
        self.assertEqual(u.custom_attribute, 'value')

        # 'Update' to the same value again
        changed_same = set_attribute(u, 'custom_attribute', 'value')
        self.assertFalse(changed_same)
        self.assertEqual(u.custom_attribute, 'value')

        # Update to a different value
        changed_different = set_attribute(u, 'custom_attribute', 'new_value')
        self.assertTrue(changed_different)
        self.assertEqual(u.custom_attribute, 'new_value')