Welcome to OGeek Q&A Community for programmer and developer-Open, Learning and Share
Welcome To Ask or Share your Answers For Others

Categories

0 votes
670 views
in Technique[技术] by (71.8m points)

python - How to set choices in dynamic with Django choicefield?

I want to set choices in dynamic.

I used __set_choices method but, when request method is POST, is_valid method always return False.

if request.method=='POST':
 _form = MyForm(request.POST)
 if _form.is_valid():
   #something to do
See Question&Answers more detail:os

与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
Welcome To Ask or Share your Answers For Others

1 Reply

0 votes
by (71.8m points)

I often set the choices dynamicly in the constructor:

class MyForm(BaseForm):
    afield = forms.ChoiceField(choices=INITIAL_CHOICES)

    def __init__(self, *args, **kwargs):
        super(MyForm, self).__init__(*args, **kwargs)
        self.fields['afield'].choices = my_computed_choices

与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
OGeek|极客中国-欢迎来到极客的世界,一个免费开放的程序员编程交流平台!开放,进步,分享!让技术改变生活,让极客改变未来! Welcome to OGeek Q&A Community for programmer and developer-Open, Learning and Share
Click Here to Ask a Question

...