Picky pylint warning.

src/gevent/_ident.py

@@ -20,6 +20,9 @@ class ValuedWeakRef(ref):
     """
     A weak ref with an associated value.
     """
+    # This seems entirely spurious; even on Python 2.7
+    # weakref.ref descends from object
+    # pylint: disable=slots-on-old-class
     __slots__ = ('value',)
 
 

src/gevent/greenlet.pxd

@@ -97,7 +97,7 @@ cdef wait
 cdef iwait
 cdef reraise
 cdef InvalidSwitchError
-cdef IdentRegistry ident_registry
+
 
 @cython.final
 @cython.internal