diff -r e6ff712e20f8 -r 4eeefc6a13fd .pylint
--- a/.pylint	Wed May 23 11:47:56 2018 +0300
+++ b/.pylint	Wed May 23 11:48:34 2018 +0300
@@ -110,7 +110,7 @@
 
 # List of additional names supposed to be defined in builtins. Remember that
 # you should avoid to define new builtins when possible.
-additional-builtins=_,website,JS
+additional-builtins=_,website,JS,cobalt
 
 # List of strings which can identify a callback function by name. A callback
 # name must start or end with one of those strings.