from utils import model
from django.contrib.postgres.fields import JSONField
from django.db import models
from rest_framework.exceptions import ParseError
from simple_history.models import HistoricalRecords

from apps.certset.models import ImplementRule, UnitType, EvaluationItem, Standard
from apps.crm.models import Enterprise
from apps.project.models import CertApp
from apps.system.models import CommonAModel, CommonBModel, Dict, User