Minor cleanup.

        # Rebuild any AppDirectoriesFinder instance.

        from django.contrib.staticfiles.finders import get_finder

        get_finder.cache_clear()

        # Rebuild app_template_dirs cache.

        from django.template.loaders import app_directories as mod

        mod.app_template_dirs = mod.calculate_app_template_dirs()

        # Rebuild templatetags module cache.

        from django.template import base

        base.templatetags_modules[:] = []

        # Rebuild management commands cache

        from django.core.management import get_commands

        get_commands.cache_clear()

        # Rebuild templatetags module cache.

        from django.template import base as mod

        mod.templatetags_modules = []

        # Rebuild app_template_dirs cache.

        from django.template.loaders import app_directories as mod

        mod.app_template_dirs = mod.calculate_app_template_dirs()

@receiver(setting_changed)