Пример #1
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 def is_published(self):
     return LectureConditions.is_published(model_instance=self)
Пример #2
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 def is_published(self):
     return LectureConditions.is_published(model_instance=self)
Пример #3
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 def filter_by_published(self):
     return self.filter(LectureConditions.is_published())