Remove update of modules status

courses/models.py

@@ -210,12 +210,7 @@ class Course(models.Model):
     def public_lessons(self):
         lessons = []
         for lesson in self.lessons.all():
-            if lesson.status == 'draft':
-                if lesson.release_date and lesson.release_date <= timezone.now():
-                    lesson.status = 'published'
-                    lesson.save()
-                    lessons.append(lesson)
-            else:
+            if lesson.status == 'published':
                 lessons.append(lesson)
         return lessons