use is_in_state to avoid spurious possible views error (needs cw 3.7.3)

__pkginfo__.py

@@ -67,7 +67,7 @@
     ]
 
 __depends_cubes__ = {}
-__depends__ = {'cubicweb': '>= 3.6.0'}
+__depends__ = {'cubicweb': '>= 3.7.3'}
 __use__ = tuple(__depends_cubes__)
 
 # package ###

debian/control

@@ -11,7 +11,7 @@
 Architecture: all
 Conflicts: erudi-blog, erudi-blog-server, erudi-blog-client, erudi-blog-comp
 Replaces: erudi-blog, erudi-blog-server, erudi-blog-client, erudi-blog-comp
-Depends: cubicweb-common (>= 3.6.0)
+Depends: cubicweb-common (>= 3.7.3)
 Description: blog component for the CubicWeb framework
  This CubicWeb component provides blogging functionnalities.
  .

hooks.py

-from cubicweb.selectors import implements, score_entity
+from cubicweb.selectors import implements, is_in_state
 from cubicweb.sobjects.notification import NotificationView, StatusChangeMixIn
 
 class BlogEntryPublishedView(StatusChangeMixIn, NotificationView):
     """get notified from published blogs"""
@@ -2,10 +2,8 @@
 from cubicweb.sobjects.notification import NotificationView, StatusChangeMixIn
 
 class BlogEntryPublishedView(StatusChangeMixIn, NotificationView):
     """get notified from published blogs"""
-    __select__ = (implements('BlogEntry',)
-                  & score_entity(lambda x: x.latest_trinfo().new_state.name == 'published')
-                  )
+    __select__ = implements('BlogEntry',) & is_in_state('published')
     content_attr = 'content'
 
     def subject(self):