pylint #100468 pylint crashes on asserting EmptyNode hasattr 'ass_type' [open]

In logilab/astng/node_classes.py line 168 there is an assertion which checks whether the node in question has the attribute 'ass_type'. An EmptyNode (apparently) does not have this attribute and causes pylint to crash.

priorityimportant
typebug
done in<not specified>
load0.500
load left0.500
closed by<not specified>