added __str__ method to Assignments model

widget_Francoconuts/assignments/models.py

@@ -4,3 +4,6 @@ class Assignment(models.Model):
     name=models.CharField(max_length=30)
     description=models.TextField(max_length=500)
     max_points=models.IntegerField()
+
+    def __str__(self):
+        return self.name
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