models.py 文件源码

python
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项目:django-codenerix-products 作者: centrologic 项目源码 文件源码
def lock_delete(self):
        if self.products.exists():
            return _("Cannot delete family model, relationship between family model and products")
        elif self.features.exists():
            return _("Cannot delete family model, relationship between family model and features")
        elif self.attributes.exists():
            return _("Cannot delete family model, relationship between family model and attributes")
        elif self.feature_specials.exists():
            return _("Cannot delete family model, relationship between family model and feature special")
        elif self.categories.exists():
            return _("Cannot delete family model, relationship between family model and categories")
        else:
            return super(Family, self).lock_delete()


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