happy times are here again for serializers on drf 3.3+

whats_open/website/serializers.py

@@ -4,18 +4,18 @@ from website.models import Category, Facility, Schedule, OpenTime
 class CategorySerializer(serializers.ModelSerializer):
     class Meta:
         model = Category
-        #fields = '__all__'
+        fields = '__all__'
 
 class OpenTimeSerializer(serializers.ModelSerializer):
     class Meta:
         model = OpenTime
-        #fields = '__all__'
+        fields = '__all__'
 
 class ScheduleSerializer(serializers.ModelSerializer):
     open_times = OpenTimeSerializer(many=True, read_only=True)
     class Meta:
         model = Schedule
-        #fields = ( 'id', 'open_times', 'last_modified', 'name', 'valid_start', 'valid_end' )
+        fields = ( 'id', 'open_times', 'modified', 'name', 'valid_start', 'valid_end' )
 
 class FacilitySerializer(serializers.HyperlinkedModelSerializer):
     category = CategorySerializer(many=False, read_only=True)