Added Course model and added passing_score field on Assignment model

widget_group_25/assignments/models.py

 from django.db import models
 
 # Create your models here.
+class Course(models.Model):
+    course_code = models.CharField(max_length=10)
+    course_title = models.CharField(max_length=50)
+    section = models.CharField(max_length=3)
+
+    def __str__(self):
+        return self.course_code
+
 class Assignment(models.Model):
+    course_code = models.ForeignKey(Course, on_delete=models.CASCADE)
     name = models.CharField(max_length=50)
     description = models.CharField(max_length=500)
-    max_points = models.IntegerField()
+    max_points = models.IntegerField(default=0)
+    passing_score = models.IntegerField(default=0, editable=False)
 
     def __str__(self):
         return self.name
+
+    def save(self):
+        self.passing_score = int(self.max_points*0.6)
+        return super(Assignment, self).save()