def test_init(self):
     """Test init base class."""
     ifm = ImpactFunctionMetadata()
     with self.assertRaises(NotImplementedError):
         ifm.as_dict()
         ifm.allowed_data_types('flood')
 def test_init(self):
     """Test init base class."""
     ifm = ImpactFunctionMetadata()
     with self.assertRaises(NotImplementedError):
         ifm.as_dict()
         ifm.allowed_data_types('flood')