def test_holt(self):
   fc = wrappers.holt(self.austa)
   self.assertAlmostEqual(fc.point_fc[2011], 5.5690, places=3)
   self.assertAlmostEqual(fc.point_fc[2020], 6.7219, places=3)
   self.assertAlmostEqual(fc.lower80[2011], 5.3316, places=3)
   self.assertAlmostEqual(fc.upper95[2020], 8.8653, places=3)
   self.assertRaises(ValueError, wrappers.holt, self.austa, alpha=0)
   self.assertRaises(ValueError, wrappers.holt, self.austa, alpha=1.0)
   self.assertRaises(ValueError, wrappers.holt, self.austa, beta=0)
   self.assertRaises(ValueError, wrappers.holt, self.austa, beta=1.0)
 def test_holt(self):
     fc_py = wrappers.holt(self.austa_py)
     fc_r = self.fc.holt(self.austa_r, initial='simple')
     self._check_points(fc_py, fc_r)
 def test_holt(self):
   fc_py = wrappers.holt(self.austa_py)
   fc_r  = self.fc.holt(self.austa_r, initial='simple')
   self._check_points(fc_py, fc_r)