diff --git a/kallithea/lib/vcs/utils/lazy.py b/kallithea/lib/vcs/utils/lazy.py
--- a/kallithea/lib/vcs/utils/lazy.py
+++ b/kallithea/lib/vcs/utils/lazy.py
@@ -1,3 +1,6 @@
+import threading
+
+
 class _Missing(object):
 
     def __repr__(self):
@@ -41,8 +44,6 @@ class LazyProperty(object):
             obj.__dict__[self.__name__] = value
         return value
 
-import threading
-
 
 class ThreadLocalLazyProperty(LazyProperty):
     """