Import oslo.i18n and port heat bins to use oslo.i18n

Import oslo.i18n and port heat bins to use oslo.i18n

blueprint oslo-i18n

Change-Id: If30df87d7d2b8047225f0c413d338ace975062b1

bin/heat-api

@@ -31,16 +31,16 @@ if os.path.exists(os.path.join(possible_topdir, 'heat', '__init__.py')):
     sys.path.insert(0, possible_topdir)
 
 from oslo.config import cfg
+from oslo import i18n
 
 from heat.common import config
+from heat.common.i18n import _
 from heat.common import messaging
 from heat.common import wsgi
-from heat.openstack.common import gettextutils
 from heat.openstack.common import log as logging
 from heat.openstack.common import systemd
 
-gettextutils.enable_lazy()
-gettextutils.install('heat', lazy=True)
+i18n.enable_lazy()
 
 LOG = logging.getLogger('heat.api')
 

bin/heat-api-cfn

@@ -33,17 +33,16 @@ if os.path.exists(os.path.join(possible_topdir, 'heat', '__init__.py')):
     sys.path.insert(0, possible_topdir)
 
 from oslo.config import cfg
+from oslo import i18n
 
 from heat.common import config
+from heat.common.i18n import _
 from heat.common import messaging
 from heat.common import wsgi
-from heat.openstack.common import gettextutils
-
 from heat.openstack.common import log as logging
 from heat.openstack.common import systemd
 
-gettextutils.enable_lazy()
-gettextutils.install('heat', lazy=True)
+i18n.enable_lazy()
 
 LOG = logging.getLogger('heat.api.cfn')
 

bin/heat-api-cloudwatch

@@ -33,17 +33,16 @@ if os.path.exists(os.path.join(possible_topdir, 'heat', '__init__.py')):
     sys.path.insert(0, possible_topdir)
 
 from oslo.config import cfg
+from oslo import i18n
 
 from heat.common import config
+from heat.common.i18n import _
 from heat.common import messaging
 from heat.common import wsgi
-from heat.openstack.common import gettextutils
-
 from heat.openstack.common import log as logging
 from heat.openstack.common import systemd
 
-gettextutils.enable_lazy()
-gettextutils.install('heat', lazy=True)
+i18n.enable_lazy()
 
 LOG = logging.getLogger('heat.api.cloudwatch')
 

bin/heat-engine

@@ -33,16 +33,15 @@ if os.path.exists(os.path.join(POSSIBLE_TOPDIR, 'heat', '__init__.py')):
     sys.path.insert(0, POSSIBLE_TOPDIR)
 
 from oslo.config import cfg
+from oslo import i18n
 
 from heat.common import messaging
-from heat.openstack.common import gettextutils
 from heat.openstack.common import log as logging
 from heat.openstack.common import service
 
 from heat.rpc import api as rpc_api
 
-gettextutils.enable_lazy()
-gettextutils.install('heat', lazy=True)
+i18n.enable_lazy()
 
 LOG = logging.getLogger('heat.engine')
 

bin/heat-manage

@@ -25,8 +25,5 @@ if os.path.exists(os.path.join(POSSIBLE_TOPDIR, 'heat', '__init__.py')):
     sys.path.insert(0, POSSIBLE_TOPDIR)
 
 from heat.cmd import manage
-from heat.openstack.common import gettextutils
-
-gettextutils.install('heat')
 
 manage.main()

heat/common/i18n.py

@@ -0,0 +1,35 @@
+# Copyright 2014 IBM Corp.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# It's based on oslo.i18n usage in OpenStack Keystone project and
+# recommendations from http://docs.openstack.org/developer/oslo.i18n/usage.html
+
+from oslo import i18n
+
+
+_translators = i18n.TranslatorFactory(domain='heat')
+
+# The primary translation function using the well-known name "_"
+_ = _translators.primary
+
+# Translators for log levels.
+#
+# The abbreviated names are meant to reflect the usual use of a short
+# name like '_'. The "L" is for "log" and the other letter comes from
+# the level.
+_LI = _translators.log_info
+_LW = _translators.log_warning
+_LE = _translators.log_error
+_LC = _translators.log_critical

requirements.txt

@@ -10,6 +10,7 @@ lxml>=2.3
 netaddr>=0.7.6
 oslo.config>=1.4.0.0a3
 oslo.db>=0.2.0  # Apache-2.0
+oslo.i18n>=0.2.0 # Apache-2.0
 oslo.messaging>=1.3.0
 PasteDeploy>=1.5.0
 pbr>=0.6,!=0.7,<1.0