diff -Nru python-keyring-0.5.1/debian/changelog python-keyring-0.5.1/debian/changelog
--- python-keyring-0.5.1/debian/changelog	2011-03-03 18:48:34.000000000 +0500
+++ python-keyring-0.5.1/debian/changelog	2011-06-01 10:11:02.000000000 +0600
@@ -1,3 +1,17 @@
+python-keyring (0.5.1-2ubuntu0+abone1) natty; urgency=low
+
+  * debian/patches/upstream-issue-41: Backport fix for upstream 
+    issue 41 "KDEWallet not working in 0.5.1"
+
+ -- Andrey Bondarenko <abondarenko@users.sourceforge.net>  Wed, 01 Jun 2011 10:08:58 +0600
+
+python-keyring (0.5.1-2) unstable; urgency=low
+
+  * Team upload.
+  * Rebuild to add Python 2.7 support
+
+ -- Piotr Ożarowski <piotr@debian.org>  Sun, 08 May 2011 16:45:30 +0200
+
 python-keyring (0.5.1-1) unstable; urgency=low
 
   * New upstream release (Closes: #612432)
diff -Nru python-keyring-0.5.1/debian/patches/series python-keyring-0.5.1/debian/patches/series
--- python-keyring-0.5.1/debian/patches/series	1970-01-01 05:00:00.000000000 +0500
+++ python-keyring-0.5.1/debian/patches/series	2011-06-01 10:04:28.000000000 +0600
@@ -0,0 +1 @@
+upstream-issue-41
diff -Nru python-keyring-0.5.1/debian/patches/upstream-issue-41 python-keyring-0.5.1/debian/patches/upstream-issue-41
--- python-keyring-0.5.1/debian/patches/upstream-issue-41	1970-01-01 05:00:00.000000000 +0500
+++ python-keyring-0.5.1/debian/patches/upstream-issue-41	2011-06-01 10:36:23.000000000 +0600
@@ -0,0 +1,89 @@
+Index: python-keyring~abone/keyring/backend.py
+===================================================================
+--- python-keyring~abone.orig/keyring/backend.py	2011-06-01 10:07:37.755487913 +0600
++++ python-keyring~abone/keyring/backend.py	2011-06-01 10:36:21.007997310 +0600
+@@ -164,7 +164,9 @@
+         qt_module = QtGui
+ 
+     # KDE wants us to instantiate an application object.
+-    app = qt_module.QApplication([])
++    app = None
++    if qt_module.qApp.instance() == None:
++        app = qt_module.QApplication([])
+     try:
+         window = QtGui.QWidget()
+         kwallet = kwallet_module.openWallet(
+@@ -175,8 +177,10 @@
+             if not kwallet.hasFolder('Python'):
+                 kwallet.createFolder('Python')
+             kwallet.setFolder('Python')
++            return kwallet
+     finally:
+-        app.exit()
++        if app:
++            app.exit()
+ 
+ 
+ kwallet = None
+Index: python-keyring~abone/keyring/tests/test_backend.py
+===================================================================
+--- python-keyring~abone.orig/keyring/tests/test_backend.py	2011-06-01 10:07:37.771488289 +0600
++++ python-keyring~abone/keyring/tests/test_backend.py	2011-06-01 10:32:49.431007267 +0600
+@@ -134,6 +134,11 @@
+ class FauxQtGui(object):
+     """A fake module-like object used in testing the open_kwallet function."""
+ 
++    class qApp:
++        @staticmethod
++        def instance():
++            pass
++
+     class QApplication(object):
+         def __init__(self, *args):
+             pass
+@@ -141,6 +146,12 @@
+         def exit(self):
+             pass
+ 
++    class QWidget(object):
++        def __init__(self, *args):
++            pass
++
++        def winId(self):
++            pass
+ 
+ class KDEWalletCanceledTestCase(unittest.TestCase):
+ 
+@@ -155,6 +166,23 @@
+             None)
+ 
+ 
++class KDEKWalletInQApplication(unittest.TestCase):
++
++
++    def test_QApplication(self):
++        try:
++            from PyKDE4.kdeui import KWallet
++            from PyQt4.QtGui import QApplication
++        except:
++            return
++
++        app = QApplication([])
++        wallet=keyring.backend.open_kwallet()
++        self.assertTrue(isinstance(wallet,KWallet.Wallet),msg="The object wallet should be type<KWallet.Wallet> but it is: %s"%repr(wallet))
++        app.exit()
++
++
++
+ class FileKeyringTestCase(BackendBasicTestCase):
+     __test__ = False
+ 
+@@ -227,6 +255,8 @@
+     suite.addTest(unittest.makeSuite(OSXKeychainTestCase))
+     suite.addTest(unittest.makeSuite(GnomeKeyringTestCase))
+     suite.addTest(unittest.makeSuite(KDEKWalletTestCase))
++    suite.addTest(unittest.makeSuite(KDEKWalletInQApplication))
++    suite.addTest(unittest.makeSuite(KDEWalletCanceledTestCase))
+     suite.addTest(unittest.makeSuite(UncryptedFileKeyringTestCase))
+     suite.addTest(unittest.makeSuite(CryptedFileKeyringTestCase))
+     suite.addTest(unittest.makeSuite(Win32CryptoKeyringTestCase))