uncloud-mravi/uncloud_django_based/uncloud/uncloud_pay/management/commands/handle-overdue-bills.py

from django.core.management.base import BaseCommand
from uncloud_auth.models import User
from uncloud_pay.models import Bill

from datetime import timedelta
from django.utils import timezone

class Command(BaseCommand):
    help = 'Take action on overdue bills.'

    def add_arguments(self, parser):
        pass

    def handle(self, *args, **options):
        users = User.objects.all()
        print("Processing {} users.".format(users.count()))
        for user in users:
            for bill in Bill.get_overdue_for(user):
                print("/!\ Overdue bill for {}, {} with amount {}"
                        .format(user.username, bill.uuid, bill.amount))
                # TODO: take action?

        print("=> Done.")