怎么用foreignkey 实现Django下拉选择框
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class ReportForm(forms.Form):
college = forms.ChoiceField(required=True, widget=forms.Select, choices=(),)
def set_choices(self):
colleges = College.objects.all()
self.fields['college'].choices = ()
for college in colleges:
self.fields['college'].choices += [(college.id, college.collegename)]
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