Handling case of response not in cache explicitly

--HG--
branch : profile-cache

courseware/views.py

@@ -38,30 +38,28 @@ def get_grade(request, problem, cache):
     ## HACK: assumes max score is fixed per problem
     id = problem.get('id')
     correct = 0
-    print ",",
     if id in cache:
-        print "In cache"
         response = cache[id]
         if response.grade!=None:
             correct=response.grade
     if id in cache and response.max_grade != None:
             total = response.max_grade
-    else: #if id in cache and response.max_grade == None: 
+    elif id in cache and response.max_grade == None: 
         total=courseware.modules.capa_module.Module(etree.tostring(problem), "id").max_score()
-    #     response.max_grade = total
-    #     response.save()
-    # else: # if id not in cache 
-    #     total=courseware.modules.capa_module.Module(etree.tostring(problem), "id").max_score()
-    #     module = StudentModule(module_type = 'problem', 
-    #                            module_id = id,
-    #                            student = request.user, 
-    #                            state = None, 
-    #                            grade = 0,
-    #                            max_grade = total,
-    #                            done = 'i')
-    #     total=courseware.modules.capa_module.Module(etree.tostring(problem), "id").max_score()
-    #     module.save()
-    #     cache[id] = module
+        response.max_grade = total
+        response.save()
+    else: # if id not in cache 
+        total=courseware.modules.capa_module.Module(etree.tostring(problem), "id").max_score()
+        module = StudentModule(module_type = 'problem', 
+                               module_id = id,
+                               student = request.user, 
+                               state = None, 
+                               grade = 0,
+                               max_grade = total,
+                               done = 'i')
+        total=courseware.modules.capa_module.Module(etree.tostring(problem), "id").max_score()
+        module.save()
+        cache[id] = module
 
     return (correct, total)