Dump objects from django database

dump_objects.py

import json
from uuid import UUID
from django.core import serializers
from django.core.management.base import BaseCommand, CommandError
from django.apps import apps


class Command(BaseCommand):
    help = 'Dumps the specified model data to stdout'

    def add_arguments(self, parser):
        parser.add_argument('app_name', type=str)
        parser.add_argument('model_name', type=str)
        parser.add_argument('--filter', type=json.loads)

    def handle(self, *args, **kwargs):
        model = apps.get_model(kwargs['app_name'], kwargs['model_name'])
        querydict = kwargs.get('filter') or {}
        objects = model.objects.filter(**querydict)
        data = serializers.serialize('json', objects)
        print(data)