def participant_specific_donation(self, participant):
donations = Donation.objects.filter(participant = participant)
helper = {}
for donation in donations:
##helper['donation_date'] = donation.date
helper['donation_amount'] = donation.amount
return helper
def participant_specific(request, participant):
helper = RelayFunctions()
info = helper.participant_specific_donation(participant)
info1 = helper.participant_specific_milestone(participant)
data = [ 'participant_specific_donation' : info , 'participant_specific_milestone' : info1 ]
json_serializer = serializers.get_serializer("json")()
response = json_serializer.serialize(data, ensure_ascii=False)
return HttpResponse(response, mimetype="application/json")
エラー: 'dict' オブジェクトには属性 '_meta' がありません。これは、辞書の呼び出し方と関係がありますか? 2 つのオブジェクトを 1 つに結合したかったのです。次に、それを json に解析します。
これがトレースバックです。
Traceback:
File "/home/vtrelayc/lib/python2.6/site-packages/django/core/handlers/base.py" in get_response
111. response = callback(request, *callback_args, **callback_kwargs)
File "/home/vtrelayc/projects/relay/relayapp/views.py" in participant_specific
192. response = json_serializer.serialize(data, ensure_ascii=False)
File "/home/vtrelayc/lib/python2.6/site-packages/django/core/serializers/__init__.py" in serialize
98. s.serialize(queryset, **options)
File "/home/vtrelayc/lib/python2.6/site-packages/django/core/serializers/base.py" in serialize
46. concrete_model = obj._meta.concrete_model
Exception Type: AttributeError at /participants/specific/1/
Exception Value: 'dict' object has no attribute '_meta'
def participant_specific(request, participant):
helper = RelayFunctions()
info = helper.participant_specific_donation(participant)
info1 = helper.participant_specific_milestone(participant)
data = [ 'participant_specific_donation' : info , 'participant_specific_milestone' : info1 ]
json_serializer = serializers.get_serializer("json")()
response = json_serializer.serialize(data, ensure_ascii=False) ...
return HttpResponse(response, mimetype="application/json")