Fixed import style

Author: shin-

docker/utils/decorators.py

@@ -1,10 +1,11 @@
-from functools import wraps
+import functools
+
 from .. import errors
 
 
 def check_resource(f):
 
-    @wraps(f)
+    @functools.wraps(f)
     def wrapped(self, resource_id=None, *args, **kwargs):
         if resource_id is None:
             if kwargs.get('container'):