Updated CourseActivityByWeekSerializer

- Lower-casing activity type
- Converting active to any

analytics_data_api/v0/serializers.py

@@ -11,6 +11,19 @@ class CourseActivityByWeekSerializer(serializers.ModelSerializer):
     particular record is likely to change unexpectedly so we avoid exposing it.
     """
 
+    activity_type = serializers.SerializerMethodField('get_activity_type')
+
+    def get_activity_type(self, obj):
+        """
+        Lower-case activity type and change active to any.
+        """
+
+        activity_type = obj.activity_type.lower()
+        if activity_type == 'active':
+            activity_type = 'any'
+
+        return activity_type
+
     class Meta(object):
         model = models.CourseActivityByWeek
         fields = ('interval_start', 'interval_end', 'activity_type', 'count', 'course_id')

analytics_data_api/v0/tests/test_views.py

@@ -43,11 +43,11 @@ class CourseActivityLastWeekTest(TestCaseWithAuthentication):
             'course_id': 'edX/DemoX/Demo_Course',
             'interval_start': datetime.datetime(2014, 5, 24, 0, 0, tzinfo=pytz.utc),
             'interval_end': datetime.datetime(2014, 6, 1, 0, 0, tzinfo=pytz.utc),
-            'activity_type': 'ACTIVE',
+            'activity_type': 'any',
             'count': 300,
         }
         default.update(kwargs)
-        default['activity_type'] = default['activity_type'].upper()
+        default['activity_type'] = default['activity_type'].lower()
         return default
 
     def test_activity_auth(self):