FAILED_STATUSES = ["FAILED", "CANCELED", "RETURNED"] PRODUCTS_ORDERING_FIELDS = ["name", "price", "quantity"] TRANSACTION_SUCCESSFUL_STATUSES = [ "purchase_complete", "successful", ] TRANSACTION_FAILED_STATUSES = [ "failed", "canceled", ] BAD_KEYS_TO_LISTEN = [ "is_staff", "is_superuser", "is_active", "is_verified", "groups", "user_permissions", ]