rfk/appsync — comment on commit 3dc1f411e3aaa80a55d5c8724b910eb4e480f869
File:  line 0
By rfk:

> you forgot some "self" in the interface

No, zope.interface expects you to omit "self" when declaring the interface. The logic goes that "self" is an implementation detail of whatever class you write to implement the interface, not part of the interface itself.