trivial: Replace assertRaisesRegexp with assertRaisesRegex

Change-Id: Ib4549e5b0620729c7a13c06506c68570b1fd0ae7

test/__init__.py

@@ -43,6 +43,10 @@ warnings.filterwarnings('ignore', module='cryptography|OpenSSL', message=(
     'Support for it is now deprecated in cryptography, '
     'and will be removed in a future release.'))
 
+if sys.version_info < (3, 2):
+    import unittest
+    unittest.TestCase.assertRaisesRegex = unittest.TestCase.assertRaisesRegexp
+
 from eventlet.green import socket
 
 # make unittests pass on all locale

test/unit/account/test_backend.py

@@ -1896,7 +1896,7 @@ class TestAccountBrokerBeforePerPolicyContainerTrack(
                 broker, 'create_policy_stat_table',
                 side_effect=sqlite3.OperationalError('foobar')):
             with broker.get() as conn:
-                self.assertRaisesRegexp(
+                self.assertRaisesRegex(
                     sqlite3.OperationalError, '.*foobar.*',
                     broker._migrate_add_storage_policy_index,
                     conn=conn)

test/unit/common/middleware/crypto/test_keymaster.py

@@ -248,7 +248,7 @@ class TestKeymaster(unittest.TestCase):
     def test_missing_conf_section(self):
         sample_conf = "[default]\nuser = %s\n" % getuser()
         with tmpfile(sample_conf) as conf_file:
-            self.assertRaisesRegexp(
+            self.assertRaisesRegex(
                 ValueError, 'Unable to find keymaster config section in.*',
                 keymaster.KeyMaster, self.swift, {
                     'keymaster_config_path': conf_file})

test/unit/common/test_daemon.py

@@ -176,7 +176,7 @@ class TestRunDaemon(unittest.TestCase):
             # test missing section
             sample_conf = "[default]\nuser = %s\n" % getuser()
             with tmpfile(sample_conf) as conf_file:
-                self.assertRaisesRegexp(SystemExit,
+                self.assertRaisesRegex(SystemExit,
                                        'Unable to find my-daemon '
                                        'config section in.*',
                                        daemon.run_daemon, MyDaemon,

test/unit/common/test_utils.py

@@ -2417,7 +2417,7 @@ log_name = yarr'''
                         'foo': 'bar', 'bar': 'baz'}
             self.assertEqual(result, expected)
 
-        self.assertRaisesRegexp(
+        self.assertRaisesRegex(
             ValueError, 'Unable to find section3 config section in.*',
             utils.readconf, temppath, 'section3')
         os.unlink(temppath)