Comment touched modules

common/lib/xmodule/xmodule/js/src/peergrading/peer_grading.coffee

@@ -10,8 +10,10 @@ class @PeerGrading
     @ajax_url = @peer_grading_container.data('ajax-url')
 
     if @use_single_location
+      #If the peer grading element is linked to a single location, then activate the backend for that location
       @activate_problem()
     else
+      #Otherwise, activate the panel view.
       @error_container = $('.error-container')
       @error_container.toggle(not @error_container.is(':empty'))
 

common/lib/xmodule/xmodule/peer_grading_module.py

@@ -93,8 +93,8 @@ class PeerGradingModule(PeerGradingFields, XModule):
         if not self.ajax_url.endswith("/"):
             self.ajax_url = self.ajax_url + "/"
 
+        #This could result in an exception, but not wrapping in a try catch block so it moves up the stack
         if not isinstance(self.max_grade, int):
-            #This could result in an exception, but not wrapping in a try catch block so it moves up the stack
             raise TypeError("max_grade needs to be an integer.")
 
     def closed(self):