def METHOD_NAME(self):
    csv_path = self.write_test_csv(
        [UserInfo(full_name="Testing User 3", email="T3@example.com")],
        include_username=False,
    )
    import_accounts_impl(csv_path, "")
    self.assertIsNone(User.get_by_email("T3@example.com"))
    self.assertIsNotNone(User.get_by_email("t3@example.com"))