models: allows request to be null
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@ -6,7 +6,7 @@ from polynum.base.models import Request, DocumentLicence
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import constant
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class BlackBoardPush(models.Model):
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request = models.ForeignKey(Request, on_delete=models.SET_NULL)
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request = models.ForeignKey(Request, on_delete=models.SET_NULL, null=True, blank=True)
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course_name = models.TextField(max_length=64)
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visible_to_students = models.BooleanField(blank=True)
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sent = models.BooleanField(blank=True, default=False)
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