관리-도구

편집 파일: func_noerror_foreign_key_sets.py

""" Checks that Pylint does not complain about foreign key sets on models """ # pylint: disable=missing-docstring from django.db import models class SomeModel(models.Model): name = models.CharField(max_length=20) def get_others(self): return self.othermodel_set.all() def get_first(self): return self.othermodel_set.first() def othermodel_update_or_create(self): return self.othermodel_set.update_or_create() class OtherModel(models.Model): count = models.IntegerField() something = models.ForeignKey(SomeModel, on_delete=models.CASCADE) class ThirdModel(models.Model): whatever = models.ForeignKey(SomeModel, related_name="whatevs", on_delete=models.CASCADE) def count_whatevers(): if SomeModel().whatevs.exists(): return SomeModel().whatevs.count() return -1