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歡迎,篩選可能的選擇外鍵
我有一些與ForeignKey相關的限制選擇的問題。下面,我安裝我的代碼片段(models.py):
class Car(models.Model):
name = models.CharField(max_length=50)
....
class Driver(models.Model):
name = models.CharField(max_length=50)
car = models.ForeignKey(Car)
....
class CarForm(ModelForm):
class Meta:
model = Car
class DriverForm(ModelForm):
def __init__(self, *args, **kwargs):
super (DriverForm,self).__init__(*args, **kwargs)
self.fileds['car'].queryset = Car.objects.filter(???_1_???)
class Meta:
model = Driver
任何人可以給我一些建議應該如何定義??? ???限制可用的汽車對象只限於這些不分配給任何驅動程序?
感謝邁克爾。現在它可以工作。 – Grzegorz 2012-08-15 16:02:14