diff --git a/dyc/utils.py b/dyc/utils.py
index 856708e..887e4f5 100644
--- a/dyc/utils.py
+++ b/dyc/utils.py
@@ -49,7 +49,7 @@ def __init__(self, default=""):
         self.default = default
 
     def get_value(self, key, args, kwds):
-        """"""
+        """ """
         if isinstance(key, str):
             return kwds.get(key, self.default)
         else: