coverage report, history, dependencies, minor cleanup

README.rst

@@ -248,28 +248,28 @@ TestCoverage
 Summary of the test coverage report::
 
   lines   cov%   module
-     62   100%   node.base
-     34   100%   node.behaviors.__init__
-    112   100%   node.behaviors.alias
-     43   100%   node.behaviors.attributes
-     53   100%   node.behaviors.cache
-    132   100%   node.behaviors.common
-     58   100%   node.behaviors.lifecycle
-    125   100%   node.behaviors.mapping
-     35   100%   node.behaviors.nodespace
-     85   100%   node.behaviors.nodify
-    112   100%   node.behaviors.order
-     85   100%   node.behaviors.reference
-     30   100%   node.behaviors.storage
-     21   100%   node.events
-    133   100%   node.interfaces
+     50   100%   node.base
+     11   100%   node.behaviors.__init__
+    107   100%   node.behaviors.alias
+     38   100%   node.behaviors.attributes
+     50   100%   node.behaviors.cache
+    118   100%   node.behaviors.common
+     49   100%   node.behaviors.lifecycle
+    114   100%   node.behaviors.mapping
+     31   100%   node.behaviors.nodespace
+     79   100%   node.behaviors.nodify
+    108   100%   node.behaviors.order
+     80   100%   node.behaviors.reference
+     27   100%   node.behaviors.storage
+     18   100%   node.events
+    124   100%   node.interfaces
      23   100%   node.locking
       1   100%   node.testing.__init__
      62   100%   node.testing.base
-     24   100%   node.testing.env
-    215   100%   node.testing.fullmapping
+     18   100%   node.testing.env
+    216   100%   node.testing.fullmapping
      29   100%   node.tests
-    121   100%   node.utils
+    119   100%   node.utils
 
 
 Contributors
@@ -285,9 +285,13 @@ Contributors
 Changes
 =======
 
+
 0.9.9dev
 --------
 
+- Python 2.7 compatibility.
+  [rnix, 2012-10-15]
+
 - Remove ``zope.component.event`` B/C.
   [rnix, 2012-10-15]
 

setup.py

@@ -29,7 +29,7 @@
       zip_safe=True,
       install_requires=[
           'setuptools',
-          'odict',
+          'odict>1.5',
           'plumber',
           'zope.lifecycleevent',
           'zope.deprecation',

src/node/behaviors/reference.py

@@ -42,14 +42,13 @@ def __init__(_next, self, *args, **kw):
     @plumb
     def __setitem__(_next, self, key, val):
         if INode.providedBy(val):
-            has_children = False
-            for valkey in val.iterkeys():
-                has_children = True
-                break
-            if has_children:
+            try:
+                val.iterkeys().next()
                 keys = set(self._index.keys())
                 if keys.intersection(val._index.keys()):
                     raise ValueError(u"Node with uuid already exists")
+            except StopIteration:
+                pass
             self._index.update(val._index)
             val._index = self._index
         _next(self, key, val)