示例#1
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 class Book(models.Model):
     pages = FileGroupField()
示例#2
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 class Book(models.Model):
     pages = FileGroupField(blank=True)
示例#3
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 class Book(models.Model):
     pages = FileGroupField(null=True)
示例#4
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        class Book(models.Model):
            class Meta:
                app_label = 'tests'

            pages = FileGroupField()