added reference link to models.py

widget_aguandhischipmunks/calendar_app/models.py

@@ -22,8 +22,10 @@ class Event(models.Model):
     activity = models.CharField("Activity: ",max_length=50)
     estimated_hours = models.FloatField("Estimated Hours: ",max_length=50)
     location = models.ForeignKey(Location, on_delete=models.CASCADE)
-    course = models.CharField("Course/Section: ",max_length=69, default="")
+    course = models.CharField("Course/Section: ",max_length=69, default="") #temporary: wait for the course from assignments app
 
 
     def __str__(self):
         return self.activity
+    
+#refernce for location_choices: https://stackoverflow.com/questions/31130706/dropdown-in-django-model
\ No newline at end of file