Opaque-keys: fix pep8 violations

lms/djangoapps/bulk_email/forms.py

@@ -67,7 +67,7 @@ class CourseAuthorizationAdminForm(forms.ModelForm):  # pylint: disable=R0924
             try:
                 course_key = SlashSeparatedCourseKey.from_deprecated_string(cleaned_id)
             except InvalidKeyError:
-                msg = u'Course id invalid.' 
+                msg = u'Course id invalid.'
                 msg += u' --- Entered course id was: "{0}". '.format(cleaned_id)
                 msg += 'Please recheck that you have supplied a valid course id.'
                 raise forms.ValidationError(msg)

lms/djangoapps/bulk_email/tasks.py

@@ -192,7 +192,6 @@ def perform_delegate_email_batches(entry_id, course_id, task_input, action_name)
         log.warning(u"Task %s: " + format_msg, task_id, course_id, email_obj.course_id)
         raise ValueError(format_msg % (course_id, email_obj.course_id))
 
-
     # Fetch the course object.
     course = get_course(course_id)