fix importlib warning and exception usage for Python 2.7+ & 3.x.

flatpages_x/utils.py

@@ -1,17 +1,13 @@
+from importlib import import_module
 from django.core.exceptions import ImproperlyConfigured
 
-try:
-    from django.utils.importlib import import_module
-except ImportError:
-    from importlib import import_module
-
 
 def load_path_attr(path):
     i = path.rfind(".")
     module, attr = path[:i], path[i + 1:]
     try:
         mod = import_module(module)
-    except (ImportError, e):
+    except ImportError as e:
         raise ImproperlyConfigured("Error importing %s: '%s'" % (module, e))
     try:
         attr = getattr(mod, attr)