Polls list update views

class Choice(models.Model):
    question = models.ForeignKey(Poll, on_delete=models.CASCADE)
    choice_text = models.CharField(max_length=200)
    votes = models.IntegerField(default=0)

    def __str__(self):
        return self.choice_text

class Poll(models.Model):
    question = models.CharField(max_length=200)
    pub_date = models.DateTimeField(auto_now=True)
    created_by = models.ForeignKey(User, on_delete=models.CASCADE)

    def __str__(self):
        """
        Models string represantation
        """
        return self.question

##Serializers

class ChoiceSerializer(serializers.ModelSerializer):
    """Serialize all model fields for Choice model"""
    votes = VoteSerializer(many=True, read_only=True, required=False)

    class Meta:
        model = Choice
        fields = '__all__'

##Views
class ChoiceCustomView(generics.ListCreateAPIView):
    """View to fetch choices given a certain poll"""

    def get_queryset(self):
        queryset = Choice.objects.filter(question_id=self.kwargs['pk'])

        return queryset

    serializer_class = ChoiceSerializer