[Checkins] SVN: persistent/trunk/persistent/wref.py Don't import 'transaction' at module scope.

[Tres Seaver]

Log message for revision 122976:
  Don't import 'transaction' at module scope.
  
  It is used only in the doctests.

Changed:
  U   persistent/trunk/persistent/wref.py

-=-
Modified: persistent/trunk/persistent/wref.py
===================================================================
--- persistent/trunk/persistent/wref.py	2011-09-27 17:31:54 UTC (rev 122975)
+++ persistent/trunk/persistent/wref.py	2011-09-27 17:46:01 UTC (rev 122976)
@@ -19,7 +19,6 @@
 __docformat__ = "reStructuredText"
 
 from persistent import Persistent
-import transaction
 
 WeakRefMarker = object()
 
@@ -33,6 +32,7 @@
     Here's an example. We'll start by creating a persistent object and
     a reference to it:
 
+    >>> import transaction
     >>> import persistent, ZODB.tests.MinPO
     >>> import ZODB.tests.util
     >>> ob = ZODB.tests.MinPO.MinPO()
@@ -204,6 +204,7 @@
     We'll start by creating a PersistentWeakKeyDictionary and adding
     some persistent objects to it.
 
+    >>> import transaction
     >>> d = PersistentWeakKeyDictionary()
     >>> import ZODB.tests.util
     >>> p1 = ZODB.tests.util.P('p1')