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Python Django模型访问关系模型_Python_Django_Django Models - Fatal编程技术网

Python Django模型访问关系模型

Python Django模型访问关系模型,python,django,django-models,Python,Django,Django Models,如何使用下面的代码通过Reporter模型访问文章 from django.db import models class Reporter(models.Model): first_name = models.CharField(max_length=30) last_name = models.CharField(max_length=30) email = models.EmailField() class Article(models.Model): h

如何使用下面的代码通过Reporter模型访问文章

from django.db import models

class Reporter(models.Model):
    first_name = models.CharField(max_length=30)
    last_name = models.CharField(max_length=30)
    email = models.EmailField()

class Article(models.Model):
    headline = models.CharField(max_length=100)
    pub_date = models.DateField()
    reporter = models.ForeignKey(Reporter, on_delete=models.CASCADE)
例如,在Sqlalchemy中,我们将在Reporter模型内与以下对象创建关系:

reporter_article = db.relationship('Article', backref='reporter_article ', lazy='dynamic')
这将在Reporter模型中,然后我们可以直接调用
Reporter.query.Reporter\u article.all()

我如何打电话从记者那里获取所有文章