Change oslo.utils to oslo_utils

The oslo libraries are moving away from namespace packages.

A hacking check is added to enforce use of the new location.

bp drop-namespace-packages

Change-Id: I4ece3ad26c1888388a4a8839f7acf260228a9c71

keystone/auth/controllers.py

@@ -16,8 +16,8 @@ import sys
 
 from keystoneclient.common import cms
 from oslo.serialization import jsonutils
-from oslo.utils import importutils
-from oslo.utils import timeutils
+from oslo_utils import importutils
+from oslo_utils import timeutils
 import six
 
 from keystone.assignment import controllers as assignment_controllers

keystone/auth/plugins/oauth1.py

@@ -12,7 +12,7 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 
 from keystone import auth
 from keystone.common import controller

keystone/common/cache/backends/mongo.py

@@ -17,8 +17,8 @@ import datetime
 
 from dogpile.cache import api
 from dogpile.cache import util as dp_util
-from oslo.utils import importutils
-from oslo.utils import timeutils
+from oslo_utils import importutils
+from oslo_utils import timeutils
 import six
 
 from keystone import exception

keystone/common/cache/core.py

@@ -17,7 +17,7 @@
 import dogpile.cache
 from dogpile.cache import proxy
 from dogpile.cache import util
-from oslo.utils import importutils
+from oslo_utils import importutils
 
 from keystone import config
 from keystone import exception

keystone/common/kvs/core.py

@@ -22,7 +22,7 @@ from dogpile.cache import proxy
 from dogpile.cache import region
 from dogpile.cache import util as dogpile_util
 from dogpile.core import nameregistry
-from oslo.utils import importutils
+from oslo_utils import importutils
 import six
 
 from keystone.common import config

keystone/common/manager.py

@@ -14,7 +14,7 @@
 
 import functools
 
-from oslo.utils import importutils
+from oslo_utils import importutils
 
 
 def response_truncated(f):

keystone/common/sql/migrate_repo/versions/042_endpoint_enabled.py

@@ -29,7 +29,7 @@ column.
 """
 
 from oslo.serialization import jsonutils
-from oslo.utils import strutils
+from oslo_utils import strutils
 import sqlalchemy as sql
 from sqlalchemy.orm import Session
 

keystone/common/sql/migrate_repo/versions/044_service_enabled.py

@@ -29,7 +29,7 @@ column.
 """
 
 from oslo.serialization import jsonutils
-from oslo.utils import strutils
+from oslo_utils import strutils
 import sqlalchemy as sql
 from sqlalchemy.orm import sessionmaker
 

keystone/common/sql/migration_helpers.py

@@ -21,7 +21,7 @@ import migrate
 from migrate import exceptions
 from oslo.db.sqlalchemy import migration
 from oslo.serialization import jsonutils
-from oslo.utils import importutils
+from oslo_utils import importutils
 import six
 import sqlalchemy
 

keystone/common/utils.py

@@ -24,7 +24,7 @@ import os
 import pwd
 
 from oslo.serialization import jsonutils
-from oslo.utils import strutils
+from oslo_utils import strutils
 import passlib.hash
 import six
 from six import moves

keystone/common/wsgi.py

@@ -22,8 +22,8 @@ import copy
 
 from oslo import i18n
 from oslo.serialization import jsonutils
-from oslo.utils import importutils
-from oslo.utils import strutils
+from oslo_utils import importutils
+from oslo_utils import strutils
 import routes.middleware
 import six
 import webob.dec

keystone/contrib/federation/idp.py

@@ -15,7 +15,7 @@ import os
 import subprocess
 import uuid
 
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 import saml2
 from saml2 import md
 from saml2 import saml

keystone/contrib/federation/utils.py

@@ -15,7 +15,7 @@
 import re
 
 import jsonschema
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 import six
 
 from keystone.common import config

keystone/contrib/oauth1/backends/sql.py

@@ -17,7 +17,7 @@ import random
 import uuid
 
 from oslo.serialization import jsonutils
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 import six
 
 from keystone.common import sql

keystone/contrib/oauth1/controllers.py

@@ -15,7 +15,7 @@
 """Extensions supporting OAuth1."""
 
 from oslo.serialization import jsonutils
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 
 from keystone.common import controller
 from keystone.common import dependency

keystone/contrib/revoke/backends/kvs.py

@@ -12,7 +12,7 @@
 
 import datetime
 
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 
 from keystone.common import kvs
 from keystone import config

keystone/contrib/revoke/controllers.py

@@ -10,7 +10,7 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 
 from keystone.common import controller
 from keystone.common import dependency

keystone/contrib/revoke/core.py

@@ -13,7 +13,7 @@
 import abc
 import datetime
 
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 import six
 
 from keystone.common import cache

keystone/contrib/revoke/model.py

@@ -10,7 +10,7 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 
 
 # The set of attributes common between the RevokeEvent

keystone/exception.py

@@ -12,7 +12,7 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-from oslo.utils import encodeutils
+from oslo_utils import encodeutils
 import six
 
 from keystone.common import config

keystone/hacking/checks.py

@@ -24,6 +24,7 @@ please see pep8.py.
 """
 
 import ast
+import re
 
 import six
 
@@ -396,8 +397,21 @@ class CheckForLoggingIssues(BaseASTChecker):
                     return False
 
 
+def check_oslo_namespace_imports(logical_line, blank_before, filename):
+    oslo_namespace_imports = re.compile(
+        r"(((from)|(import))\s+oslo\.utils)|"
+        "(from\s+oslo\s+import\s+utils)")
+
+    if re.match(oslo_namespace_imports, logical_line):
+        msg = ("K333: '%s' must be used instead of '%s'.") % (
+            logical_line.replace('oslo.', 'oslo_'),
+            logical_line)
+        yield(0, msg)
+
+
 def factory(register):
     register(CheckForMutableDefaultArgs)
     register(block_comments_begin_with_a_space)
     register(CheckForAssertingNoneEquality)
     register(CheckForLoggingIssues)
+    register(check_oslo_namespace_imports)

keystone/identity/core.py

@@ -20,7 +20,7 @@ import os
 import uuid
 
 from oslo.config import cfg
-from oslo.utils import importutils
+from oslo_utils import importutils
 import six
 
 from keystone import clean

keystone/models/token_model.py

@@ -13,7 +13,7 @@
 """Unified in-memory token model."""
 
 from keystoneclient.common import cms
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 import six
 
 from keystone.common import config

keystone/tests/ksfixtures/hacking.py

@@ -179,6 +179,24 @@ class HackingCode(fixtures.Fixture):
         ]
     }
 
+    oslo_namespace_imports = {
+        'code': """
+            import oslo.utils
+            import oslo_utils
+            import oslo.utils.encodeutils
+            import oslo_utils.encodeutils
+            from oslo import utils
+            from oslo.utils import encodeutils
+            from oslo_utils import encodeutils
+        """,
+        'expected_errors': [
+            (1, 0, 'K333'),
+            (3, 0, 'K333'),
+            (5, 0, 'K333'),
+            (6, 0, 'K333'),
+        ],
+    }
+
 
 class HackingLogging(fixtures.Fixture):
 

keystone/tests/test_auth.py

@@ -17,7 +17,7 @@ import datetime
 import uuid
 
 import mock
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 from testtools import matchers
 
 from keystone import assignment

keystone/tests/test_backend.py

@@ -19,7 +19,7 @@ import uuid
 
 from keystoneclient.common import cms
 import mock
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 import six
 from testtools import matchers
 

keystone/tests/test_backend_kvs.py

@@ -14,7 +14,7 @@
 import datetime
 import uuid
 
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 import six
 
 from keystone import config

keystone/tests/test_keystoneclient.py

@@ -19,7 +19,7 @@ from keystoneclient import exceptions as client_exceptions
 from keystoneclient.v2_0 import client as ks_client
 import mock
 from oslo.serialization import jsonutils
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 import webob
 
 from keystone import config

keystone/tests/test_revoke.py

@@ -15,7 +15,7 @@ import datetime
 import uuid
 
 import mock
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 from testtools import matchers
 
 from keystone.contrib import revoke

keystone/tests/test_token_provider.py

@@ -14,7 +14,7 @@
 
 import datetime
 
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 
 from keystone import config
 from keystone import exception

keystone/tests/test_v3.py

@@ -16,7 +16,7 @@ import datetime
 import uuid
 
 from oslo.serialization import jsonutils
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 import six
 from testtools import matchers
 

keystone/tests/test_v3_auth.py

@@ -20,7 +20,7 @@ import uuid
 
 from keystoneclient.common import cms
 import mock
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 import six
 from testtools import matchers
 from testtools import testcase

keystone/tests/test_v3_os_revoke.py

@@ -13,7 +13,7 @@
 import datetime
 import uuid
 
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 import six
 from testtools import matchers
 

keystone/tests/unit/test_hacking_checks.py

@@ -120,3 +120,13 @@ class TestCheckForNonDebugLoggingIssues(BaseStyleCheck):
         actual_errors = [(e[0] - import_lines, e[1], e[2])
                          for e in actual_errors]
         self.assertEqual(expected_errors or [], actual_errors)
+
+
+class TestCheckOsloNamespaceImports(BaseStyleCheck):
+    def get_checker(self):
+        return checks.check_oslo_namespace_imports
+
+    def test(self):
+        code = self.code_ex.oslo_namespace_imports['code']
+        errors = self.code_ex.oslo_namespace_imports['expected_errors']
+        self.assert_has_errors(code, expected_errors=errors)

keystone/tests/unit/token/test_token_model.py

@@ -13,7 +13,7 @@
 import copy
 import uuid
 
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 
 from keystone.common import config
 from keystone import exception

keystone/token/controllers.py

@@ -17,7 +17,7 @@ import sys
 
 from keystoneclient.common import cms
 from oslo.serialization import jsonutils
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 import six
 
 from keystone.common import controller

keystone/token/persistence/backends/kvs.py

@@ -16,7 +16,7 @@
 from __future__ import absolute_import
 import copy
 
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 import six
 
 from keystone.common import kvs

keystone/token/persistence/backends/sql.py

@@ -15,7 +15,7 @@
 import copy
 import functools
 
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 
 from keystone.common import sql
 from keystone import config

keystone/token/persistence/core.py

@@ -17,7 +17,7 @@
 import abc
 import copy
 
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 import six
 
 from keystone.common import cache

keystone/token/provider.py

@@ -21,7 +21,7 @@ import sys
 import uuid
 
 from keystoneclient.common import cms
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 import six
 
 from keystone.common import cache

keystone/token/providers/common.py

@@ -13,7 +13,7 @@
 # under the License.
 
 from oslo.serialization import jsonutils
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 import six
 from six.moves.urllib import parse
 

keystone/trust/backends/sql.py

@@ -14,7 +14,7 @@
 
 import time
 
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 
 from keystone.common import sql
 from keystone import exception

keystone/trust/controllers.py

@@ -14,7 +14,7 @@
 
 import uuid
 
-from oslo.utils import timeutils
+from oslo_utils import timeutils
 import six
 
 from keystone import assignment