Remove deprecation path for older versions of django

django_fsm_log/backends.py

@@ -84,13 +84,8 @@ def post_transition_callback(sender, instance, name, source, target, **kwargs):
 
 
 if settings.DJANGO_FSM_LOG_STORAGE_METHOD == "django_fsm_log.backends.CachedBackend":
-    try:
-        from django.core.cache import caches
-    except ImportError:
-        from django.core.cache import get_cache  # Deprecated, removed in 1.9.
+    from django.core.cache import caches
 
-        cache = get_cache(settings.DJANGO_FSM_LOG_CACHE_BACKEND)
-    else:
-        cache = caches[settings.DJANGO_FSM_LOG_CACHE_BACKEND]
+    cache = caches[settings.DJANGO_FSM_LOG_CACHE_BACKEND]
 else:
     cache = None

tests/test_admin.py

@@ -1,8 +1,4 @@
-try:
-    from django.urls import reverse
-except ImportError:
-    # django<=1.10
-    from django.core.urlresolvers import reverse
+from django.urls import reverse
 
 
 def test_state_log_inline_django2(article, admin_client, admin_user):

tests/urls.py

@@ -1,11 +1,4 @@
-try:
-    from django.contrib import admin
-    from django.urls import path
+from django.contrib import admin
+from django.urls import path
 
-    urlpatterns = [path("admin", admin.site.urls)]
-except ImportError:
-    # django < 2.0
-    from django.contrib import admin
-    from django.urls import include, path
-
-    urlpatterns = [path("admin/", include(admin.site.urls))]
+urlpatterns = [path("admin", admin.site.urls)]