[Checkins] SVN: Sandbox/nadako/zope.browserresource/src/zope/browserresource/directory.py Add comment about directory_factory attribute in DirectoryResource.

[Dan Korostelev]

Log message for revision 103133:
  Add comment about directory_factory attribute in DirectoryResource.
  Use own "empty" callable in DirectoryResource instead of importing it
  from "resources".

Changed:
  U   Sandbox/nadako/zope.browserresource/src/zope/browserresource/directory.py

-=-
Modified: Sandbox/nadako/zope.browserresource/src/zope/browserresource/directory.py
===================================================================
--- Sandbox/nadako/zope.browserresource/src/zope/browserresource/directory.py	2009-08-24 10:27:08 UTC (rev 103132)
+++ Sandbox/nadako/zope.browserresource/src/zope/browserresource/directory.py	2009-08-24 10:32:38 UTC (rev 103133)
@@ -33,12 +33,14 @@
 
 from zope.browserresource.file import FileResourceFactory
 from zope.browserresource.resource import Resource
-from zope.browserresource.resources import empty
 from zope.browserresource.interfaces import IResourceFactory
 from zope.browserresource.interfaces import IResourceFactoryFactory
 
 _marker = object()
 
+def empty():
+    return ''
+
 # we only need this class as a context for DirectoryResource
 class Directory(object):
 
@@ -52,7 +54,7 @@
     implements(IBrowserPublisher)
 
     default_factory = FileResourceFactory
-    directory_factory = None
+    directory_factory = None # this will be assigned later in the module
 
     def publishTraverse(self, request, name):
         '''See interface IBrowserPublisher'''