Finished second round of reviewer comments.

tests/test_dia_object.py

@@ -66,8 +66,14 @@ def test_init(self):
         dia_obj = DIAObject(single_source, None)
         dia_obj_dup = DIAObject(single_source, dia_obj.dia_object_record)
 
-        self._compare_dia_object_values(dia_obj, 0, 0.0)
-        self._compare_dia_object_values(dia_obj_dup, dia_obj.id, 0.0)
+        compare_values = {
+            "coord_ra": 0.0,
+            "coord_dec": 0.0
+        }
+
+        self._compare_dia_object_values(dia_obj, 0, compare_values)
+        self._compare_dia_object_values(dia_obj_dup, dia_obj.id,
+                                        compare_values)
 
     def _compare_dia_object_values(self, dia_object, expected_id,
                                    expected_dict):
@@ -81,13 +87,17 @@ def _compare_dia_object_values(self, dia_object, expected_id,
         expected_id : int
             Expected id of the DIAObject
         expected_dict : dict
-            Dictionary of field name and expected value 
+            Dictionary of field name and expected value
         """
 
         self.assertEqual(dia_object.get('id'), expected_id)
         for key in expected_dict.keys():
-            self.assertAlmostEqual(dia_object.get(key),
-                                   expected_dict[key])
+            if isinstance(dia_object.get(key), afwGeom.Angle):
+                self.assertAlmostEqual(dia_object.get(key).asDegrees(),
+                                       expected_dict[key])
+            else:
+                self.assertAlmostEqual(dia_object.get(key),
+                                       expected_dict[key])
 
     def test_update(self):
         """ If we instantiate the class with a set of DIASources we test to