You have an ident issue of some sort. pre_ques is out of scope if the
request.method is not POST.
François
> On May 11, 2015, at 7:24 AM, 田福顿 <tianfu...@gmail.com> wrote:
>
> This is my code,
>
> def test_words(request):
> if request.method == "POST":
> i_d = request.user.id
> pre_word = []
> pre_mean = []
> pre_ques =
> {"word":"","option1":"","option2":"","option3":"","option4":""}
> key_list = ["option1","option2","option3","option4"]
> pre_set =WordBase.objects.order_by('?')[:4]
> for pre_ser_odd in pre_set:
> pre_word.append(pre_ser_odd.word)
> pre_mean.append(pre_ser_odd.mean)
> pre_ques["word"] = random.choice(pre_word)
> while option_key:
> option_key = random.choice(key_list)
> option_value = random.choice(pre_mean)
> pre_ques[option_key] = option_value
> key_list.remove(option_key)
> pre_mean.remove(option_value)
> context = RequestContext(request)
> return
> render_to_response('tag_study/test_words.html',{"pre_ques":pre_ques}, context)
>
> I have no idea about the error, the tracebank is
> UnboundLocalError at /tag_study/test_words/
>
> local variable 'pre_ques' referenced before assignment
>
>
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