def test_clean_number_as_string_no_data(self): result = clean_number_as_string(" No Data ") self.assertEqual(result, None)
def test_clean_number_as_string_blank(self): result = clean_number_as_string(" Blank ") self.assertEqual(result, None)
def test_clean_number_as_string_no_grad(self): result = clean_number_as_string(" No Grads ") self.assertEqual(result, None)
def test_clean_number_as_string_normal_string(self): result = clean_number_as_string(" Test Data ") self.assertEqual(result, "Test Data")
def test_clean_number_as_string_empty_string(self): result = clean_number_as_string(" ") self.assertEqual(result, None)