Added two models: Assignment and Course

widget_robo_mommy/Assignments/models.py

 from django.db import models
 
-# Create your models here.
+class Assignment(models.Model):
+    name = models.CharField(max_length=255, blank=True, null=True)
+    description = models.TextField(blank=True, null=True)
+    course = models.CharField(max_length=255, blank=True, null=True)
+    perfect_score = models.IntegerField(blank=True, null=True)
+    passing_score = models.IntegerField(blank=True, null=True)
+
+    def save(self, *args, **kwargs):
+        self.passing_score = int(self.perfect_score * 0.60)
+        super(Assignment, self).save(*args, **kwargs)
+
+class Course(models.Model):
+    code = models.CharField(max_length=10, blank=True, null=True)
+    title = models.CharField(max_length=255, blank=True, null=True)
+    section = models.CharField(max_length=3, blank=True, null=True)
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