[Xen-changelog] [xen-3.4-testing] xend: Avoid deprecation warnings with Python 2.6.

["Xen patchbot-3.4-testing" <patchbot-3.4-testing@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1243863181 -3600
# Node ID e29cc855022599dbb9516e42b8f1eaa2676efca6
# Parent  db5b665e9a5d78716654fa7617f8bc2c1dda4d49
xend: Avoid deprecation warnings with Python 2.6.

Signed-off-by: Brendan Cully <brendan@xxxxxxxxx>
xen-unstable changeset:   19609:4d6029814742
xen-unstable date:        Tue May 19 01:34:34 2009 +0100
---
 tools/python/xen/util/acmpolicy.py |   13 ++++++++++---
 tools/python/xen/xend/XendAPI.py   |   16 +++++++++++-----
 2 files changed, 21 insertions(+), 8 deletions(-)

diff -r db5b665e9a5d -r e29cc8550225 tools/python/xen/util/acmpolicy.py
--- a/tools/python/xen/util/acmpolicy.py        Mon Jun 01 14:32:31 2009 +0100
+++ b/tools/python/xen/util/acmpolicy.py        Mon Jun 01 14:33:01 2009 +0100
@@ -17,12 +17,19 @@
 #============================================================================
 
 import os
-import sha
 import stat
 import array
 import struct
 import shutil
 import commands
+
+# sha is deprecated as of python 2.6
+try:
+    from hashlib import sha1
+except ImportError:
+    # but hashlib was only added in python 2.5
+    from sha import new as sha1
+
 from xml.dom import minidom, Node
 from xen.xend.XendLogging import log
 from xen.util import xsconstants, bootloader, mkdir
@@ -1102,8 +1109,8 @@ class ACMPolicy(XSPolicy):
         return None
 
     def hash(self):
-        """ Calculate a SAH1 hash of the XML policy """
-        return sha.sha(self.toxml())
+        """ Calculate a SHA1 hash of the XML policy """
+        return sha1(self.toxml())
 
     def save(self):
         ### Save the XML policy into a file ###
diff -r db5b665e9a5d -r e29cc8550225 tools/python/xen/xend/XendAPI.py
--- a/tools/python/xen/xend/XendAPI.py  Mon Jun 01 14:32:31 2009 +0100
+++ b/tools/python/xen/xend/XendAPI.py  Mon Jun 01 14:33:01 2009 +0100
@@ -18,13 +18,18 @@ import inspect
 import inspect
 import os
 import Queue
-import sets
 import string
 import sys
 import traceback
 import threading
 import time
 import xmlrpclib
+
+# sets is deprecated as of python 2.6, but set is unavailable in 2.3
+try:
+    set
+except NameError:
+    from sets import Set as set
 
 import XendDomain, XendDomainInfo, XendNode, XendDmesg
 import XendLogging, XendTaskManager, XendAPIStore
@@ -119,16 +124,17 @@ def event_register(session, reg_classes)
 def event_register(session, reg_classes):
     if session not in event_registrations:
         event_registrations[session] = {
-            'classes' : sets.Set(),
+            'classes' : set(),
             'queue'   : Queue.Queue(EVENT_QUEUE_LENGTH),
             'next-id' : 1
             }
     if not reg_classes:
         reg_classes = classes
-    if hasattr(set, 'union_update'):
-        event_registrations[session]['classes'].union_update(reg_classes)
+    sessionclasses = event_registrations[session]['classes']
+    if hasattr(sessionclasses, 'union_update'):
+        sessionclasses.union_update(reg_classes)
     else:
-        event_registrations[session]['classes'].update(reg_classes)
+        sessionclasses.update(reg_classes)
 
 
 

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