Fix Typos

common/lib/xmodule/xmodule/graders.py

@@ -173,7 +173,7 @@ class WeightedSubsectionsGrader(CourseGrader):
     All items in section_breakdown for each subgrader will be combined. A grade_breakdown will be
     composed using the score from each grader.
 
-    Note that the sum of the weights is not take into consideration. If the weights add up to
+    Note that the sum of the weights is not taken into consideration. If the weights add up to
     a value > 1, the student may end up with a percent > 100%. This allows for sections that
     are extra credit.
     """

lms/djangoapps/courseware/tests/__init__.py

@@ -82,9 +82,6 @@ class BaseTestXmodule(ModuleStoreTestCase):
 
         self.item_descriptor.xmodule_runtime = self.new_module_runtime()
 
-        #self.item_module = self.item_descriptor.xmodule_runtime.xmodule_instance
-        #self.item_module is None at this time
-
         self.item_url = unicode(self.item_descriptor.location)
 
     def setup_course(self):