Prefetch CourseOverview.image_set when loading the course_api

2019-01-22 22:23:50 -05:00
parent 0d273e9506
commit 2527efd822
2 changed files with 3 additions and 2 deletions
--- a/lms/djangoapps/course_api/tests/test_views.py
+++ b/lms/djangoapps/course_api/tests/test_views.py
@@ -392,7 +392,7 @@ class CourseListSearchViewTest(CourseApiTestViewMixin, ModuleStoreTestCase, Sear
        self.setup_user(self.audit_user)

        # These query counts were found empirically
-        query_counts = [93, 81, 81, 81, 81, 81, 81, 81, 81, 81, 25]
+        query_counts = [65, 52, 52, 52, 52, 52, 52, 52, 52, 52, 22]
        ordered_course_ids = sorted([str(cid) for cid in (course_ids + [c.id for c in self.courses])])

        self.clear_caches()
--- a/lms/djangoapps/courseware/courses.py
+++ b/lms/djangoapps/courseware/courses.py
@@ -464,7 +464,8 @@ def get_courses(user, org=None, filter_=None):
            'modes',
            queryset=CourseMode.objects.exclude(mode_slug__in=CourseMode.CREDIT_MODES),
            to_attr='selectable_modes',
-        )
+        ),
+        'image_set',
    )

    permission_name = configuration_helpers.get_value(