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- from django.apps import AppConfig
- from django.contrib.messages.storage import base
- from django.contrib.messages.utils import get_level_tags
- from django.core.signals import setting_changed
- from django.utils.functional import SimpleLazyObject
- from django.utils.translation import gettext_lazy as _
- def update_level_tags(setting, **kwargs):
- if setting == "MESSAGE_TAGS":
- base.LEVEL_TAGS = SimpleLazyObject(get_level_tags)
- class MessagesConfig(AppConfig):
- name = "django.contrib.messages"
- verbose_name = _("Messages")
- def ready(self):
- setting_changed.connect(update_level_tags)
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