我正在嘗試在用戶使用 django-templated-mail 注冊(cè)帳戶后發(fā)送驗(yàn)證電子郵件。這是我在創(chuàng)建用戶后得到的錯(cuò)誤： AttributeError 'dict' object has no attribute 'get_host'所以 Django 試圖調(diào)用 get_host() 并且無法調(diào)用？所以這是一個(gè)錯(cuò)誤，因?yàn)樗鼰o法檢索我的主機(jī)名？有人可以指出我在這里缺少什么嗎？class UserListView(generics.ListCreateAPIView):    serializer_class = UserSerializer    def perform_create(self, serializer):        user = serializer.save()        context = {'user': user}        to = user.email        email.ActivationEmail(context).send(to)class UserSerializer(serializers.ModelSerializer):    class Meta:        model = User        fields = ('id', 'password', 'email')        extra_kwargs = {'password': {'write_only': True}}    def create(self, validated_data):        password = validated_data.pop('password')        user = super(UserSerializer, self).create(validated_data)        user.set_password(password)        user.save()        return userclass ActivationEmail(BaseEmailMessage):    template_name = 'email/activation.html'    def get_context_data(self):        context = super(ActivationEmail, self).get_context_data()        user = context.get('user')        context['uid'] = utils.encode_uid(user.pk)        context['token'] = default_token_generator.make_token(user)        context['url'] = 'verify/{uid}/{token}'.format(**context)        return context