old_contents: from django.core.management.base import BaseCommand
  import os
  import json
  from django.conf import settings
  from modules.models import Module
  
  
  class Command(BaseCommand):
      help = "Загрузка справочника модулей"
  
      def handle(self, *args, **options):
          def update_if_none(m, field, json_val=None):
              if json_val is None:
                  return False
              if getattr(m, field) is None:
                  m.__dict__[field] = json_val
                  return True
  
          with open(os.path.join(settings.BASE_DIR, "uni_fixtures", "modules.json"), encoding='utf8') as basefile:
              fixtures = json.load(basefile)
              for module in fixtures:
                  m = Module.objects.filter(title=module["title"]).first()
                  if m:
                      for field in (("description", "shortTitle"),
                                    ("uni_uuid", "uid"),
                                    ("uni_number", "number"),
                                    ("uni_coordinator", "coordinator"),
                                    ("uni_type", "type"),
                                    ("uni_title", "title"),
                                    ("uni_competence", "competence"),
                                    ("uni_testUnits", "testUnits"),
                                    ("uni_priority", "priority"),
                                    ("uni_state", "state"),
                                    ("uni_approvedDate", "approvedDate"),
                                    ("uni_comment", "comment"),
                                    ("uni_specialities", "specialities"),
                                    ("uni_file", "file")):
                          update_if_none(m, field[0], module[field[1]])
                  m.save()
new_contents: from django.core.management.base import BaseCommand
  import os
  import json
  from django.conf import settings
  from modules.models import Module
  
  
  class Command(BaseCommand):
      help = "Загрузка справочника модулей"
  
      def handle(self, *args, **options):
          def update_if_none(m, field, json_val=None):
              if json_val is None:
                  return False
              if getattr(m, field) is None:
                  m.__dict__[field] = json_val
                  return True
  
          with open(os.path.join(settings.BASE_DIR, "uni_fixtures", "modules.json"), encoding='utf8') as basefile:
              fixtures = json.load(basefile)
              for module in fixtures:
                  m = Module.objects.filter(title=module["title"]).first()
                  if m:
                      for field in (("description", "shortTitle"),
                                    ("uni_uuid", "uuid"),
                                    ("uni_number", "number"),
                                    ("uni_coordinator", "coordinator"),
                                    ("uni_type", "type"),
                                    ("uni_title", "title"),
                                    ("uni_competence", "competence"),
                                    ("uni_testUnits", "testUnits"),
                                    ("uni_priority", "priority"),
                                    ("uni_state", "state"),
                                    ("uni_approvedDate", "approvedDate"),
                                    ("uni_comment", "comment"),
                                    ("uni_specialities", "specialities"),
                                    ("uni_file", "file")):
                          update_if_none(m, field[0], module[field[1]])
                  m.save()
subject: load modules#2