Simplify splitting import_name in import_string()

diff --git a/jinja2/utils.py b/jinja2/utils.py
index d13a81b2d69f51eee9f03d076bedd279d57ee26b..2e0aec2229729ed029a24e4d02fb800aa09c2ca1 100644 (file)
--- a/jinja2/utils.py
+++ b/jinja2/utils.py
@@ -136,9 +136,7 @@ def import_string(import_name, silent=False):
         if ':' in import_name:
             module, obj = import_name.split(':', 1)
         elif '.' in import_name:
-            items = import_name.split('.')
-            module = '.'.join(items[:-1])
-            obj = items[-1]
+            module, _, obj = import_name.rpartition('.')
         else:
             return __import__(import_name)
         return getattr(__import__(module, None, None, [obj]), obj)