Merge pull request #11021 from StraNNiKK/LTI-9

LTI-9 - Bug with sending back grades for a non-leaf blocks on devstack

lms/djangoapps/courseware/grades.py

@@ -616,7 +616,9 @@ def _progress_summary(student, request, course, field_data_cache=None, scores_cl
                 for module_descriptor in yield_dynamic_descriptor_descendants(
                         section_module, student.id, module_creator
                 ):
-                    locations_to_children[module_descriptor.parent].append(module_descriptor.location)
+                    location_parent = module_descriptor.parent.replace(version=None, branch=None)
+                    location_to_save = module_descriptor.location.replace(version=None, branch=None)
+                    locations_to_children[location_parent].append(location_to_save)
                     (correct, total) = get_score(
                         student,
                         module_descriptor,
@@ -637,7 +639,7 @@ def _progress_summary(student, request, course, field_data_cache=None, scores_cl
                     )
 
                     scores.append(weighted_location_score)
-                    locations_to_weighted_scores[module_descriptor.location] = weighted_location_score
+                    locations_to_weighted_scores[location_to_save] = weighted_location_score
 
                 scores.reverse()
                 section_total, _ = graders.aggregate_scores(

lms/djangoapps/courseware/model_data.py

@@ -980,7 +980,7 @@ class ScoresClient(object):
                 "Tried to fetch location {} from ScoresClient before fetch_scores() has run."
                 .format(location)
             )
-        return self._locations_to_scores.get(location)
+        return self._locations_to_scores.get(location.replace(version=None, branch=None))
 
     @classmethod
     def from_field_data_cache(cls, fd_cache):