Django rest framework serializing many to many field

Question

How do I serialize a many-to-many field into list of something, and return them through rest framework? In my example below, I try to return the post together with a list of

Answer 1

Django 2.0

For many to many field, if you want specific one:

class QuestionSerializer(serializers.ModelSerializer):

    topics_list = serializers.SerializerMethodField()

    def get_topics_list(self, instance):
        names = []
        a = instance.topics.get_queryset()
        for i in a:
            names.append(i.desc)
        return names
    class Meta:
        model = Question
        fields = ('topics_list',)