def test_absolute(self):
     series = self._generate_series_list(config=[range(-50, 50)])
     absolute = functions.absolute({}, series)[0]
     self.assertEqual(absolute[:3], [50, 49, 48])
 def test_absolute(self):
     series = self._generate_series_list(config=[range(-50, 50)])
     absolute = functions.absolute({}, series)[0]
     self.assertEqual(absolute[:3], [50, 49, 48])