Fix gh actions

Author: Gagaro

.github/workflows/python-app.yml

@@ -25,7 +25,7 @@ jobs:
           - django_version: '3.1'
             python_version: '3.5'
 
-          - django_version: '3.1'
+          - django_version: '3.2'
             python_version: '3.5'
         include:
           - django_version: '2.2'
@@ -66,7 +66,7 @@ jobs:
         sudo apt-get install -y libproj-dev libgeos-dev gdal-bin libgdal-dev
         python -m pip install --upgrade pip
         pip install -U flake8 coveralls psycopg2-binary argparse
-        pip install -U Django~=${{ matrix.django_version }}
+        pip install -U Django~=${{ matrix.django_version }}.0
     - name: Lint with flake8
       run: |
         flake8 --ignore=E501,W504 leaflet

leaflet/__init__.py

@@ -1,6 +1,7 @@
 from collections import OrderedDict
 from urllib.parse import urlparse
 
+import django
 from django.conf import settings
 from django.core.exceptions import ImproperlyConfigured
 from django.templatetags.static import static
@@ -182,4 +183,5 @@ def _normalize_plugins_config():
     PLUGINS['__is_normalized__'] = True
 
 
-default_app_config = 'leaflet.apps.LeafletConfig'
+if django.VERSION <= (3, 1):
+    default_app_config = 'leaflet.apps.LeafletConfig'