[英]Foreign key of foreign key fields are not shown - Django
我想創建用於創建具有外鍵Address
的新人Person
的form
(所有這些模型僅供練習)。 問題是,我看不到地址 label,也看不到PersonCreateForm
模板中的地址文本字段。 這是我的代碼:
person_app/models.py
:
class Person(models.Model):
name = models.CharField(max_length=20)
address = models.ForeignKey('address_app.Address', on_delete=models.CASCADE)
address_app/models.py
:
class Address(models.Model):
country = models.CharField(max_length=30)
person_app/forms.py
:
class CreatePersonForm(ModelForm):
def save(self, commit=False):
person= super(CreatePersonForm, self).save(commit=False)
Person.objects.create(
name = person.name,
address = person.address.country)
person.html
:
<h1>{{ form.name }}</h1> (name is visible)
<h1>{{ form.address }}</h1> (but address not)
您的CreatePersonForm
表單應該與此類似 -
class CreatePersonForm(ModelForm):
class Meta:
model = Person
fields = ("name", "address")
def save(self, commit=False):
person= super(CreatePersonForm, self).save(commit=False)
Person.objects.create(
name = person.name,
address = person.address.country)
試試這個,讓我知道它是否有效。
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