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django relaciones de muchos a uno

En el documento django https://docs.djangoproject.com/en/3.2/topics/db/examples/many_to_one/ , hay dos tablas, Informe y Artículo,

 class Reporter(models.Model): first_name = models.CharField(max_length=30) last_name = models.CharField(max_length=30) email = models.EmailField() def __str__(self): return "%s %s" % (self.first_name, self.last_name) class Article(models.Model): headline = models.CharField(max_length=100) pub_date = models.DateField() reporter = models.ForeignKey(Reporter, on_delete=models.CASCADE) def __str__(self): return self.headline class Meta: ordering = ['headline']

Mi pregunta, si tiene una lista de informes, ¿cómo obtendría sus artículos? He intentado

 articles = [] for report in reports: article = Article.objects.filter(report = report) articles.append(article )

pero esto no me da todos mis datos.

over 4 years ago · Santiago Trujillo
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class Article(models.Model): headline = models.CharField(max_length=100) pub_date = models.DateField() reporter = models.ForeignKey(Reporter, on_delete=models.CASCADE, related_name="articles")

Entonces puedes simplemente hacer reporter.articles.all()

Nota: si su campo ForeignKey no tiene un atributo related_name , puede obtener la relación inversa llamando a <model_name>_set . Por ejemplo: reporter.article_set.all()

over 4 years ago · Santiago Trujillo Report
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