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37 lines
1.2 KiB
Python
37 lines
1.2 KiB
Python
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''' Models: SynthesisSubstitution. '''
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from django.db.models import CASCADE, BooleanField, ForeignKey, Model
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class SynthesisSubstitution(Model):
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''' Substitutions as part of Synthesis operation in OSS.'''
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operation: ForeignKey = ForeignKey(
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verbose_name='Операция',
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to='oss.Operation',
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on_delete=CASCADE
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)
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original: ForeignKey = ForeignKey(
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verbose_name='Удаляемая конституента',
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to='rsform.Constituenta',
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on_delete=CASCADE,
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related_name='as_original'
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)
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substitution: ForeignKey = ForeignKey(
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verbose_name='Замещающая конституента',
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to='rsform.Constituenta',
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on_delete=CASCADE,
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related_name='as_substitute'
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)
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transfer_term: BooleanField = BooleanField(
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verbose_name='Перенос термина',
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default=False
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)
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class Meta:
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''' Model metadata. '''
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verbose_name = 'Отождествление синтеза'
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verbose_name_plural = 'Таблицы отождествлений'
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def __str__(self) -> str:
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return f'{self.original.pk} -> {self.substitution.pk}'
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