Make default_app_config conditional (#160)

Author: nickmoreton

CHANGELOG.md

@@ -2,6 +2,8 @@
 
 ## [Unreleased]
 
+- Avoid Deprectaion Warnings for Django versions >= 3.2 [Changed in Django 3.2](https://docs.djangoproject.com/en/3.2/ref/applications/#for-application-authors)
+
 - Define `AppConfig.default_auto_field` as [required since Django 3.2](https://docs.djangoproject.com/en/3.2/releases/3.2/#customizing-type-of-auto-created-primary-keys).
 - Upgrade PyYAML to v6.0
 

pattern_library/__init__.py

@@ -1,6 +1,9 @@
+import django
+
 from .context_modifiers import register_context_modifier
 
-default_app_config = 'pattern_library.apps.PatternLibraryAppConfig'
+if django.VERSION < (3, 2):
+    default_app_config = "pattern_library.apps.PatternLibraryAppConfig"
 
 __all__ = [
     'DEFAULT_SETTINGS',