app/airspace/serializers/airspace.py
from rest_framework import serializers
from rest_framework_gis import serializers as geo_serializers
from airspace import models
from airspace.serializers import AirspaceVolumeSerializer
class AirspaceSerializer(geo_serializers.GeoModelSerializer):
volumes = AirspaceVolumeSerializer(many=True, read_only=True)
class Meta:
model = models.Airspace
fields = ('id', 'name', 'effective', 'classification', 'volumes')