Add Apache 2.0 license to source file1.19.0

As per OpenStack licensing guide lines [1]:
[H102 H103] Newly contributed Source Code should be licensed under
the Apache 2.0 license.

[1] http://docs.openstack.org/developer/hacking/#openstack-licensing

Change-Id: I81aa361c3a50bc76dd360002712a3a7b786621c4

19 files changed, 229 insertions, 0 deletions

diff --git a/stevedore/dispatch.py b/stevedore/dispatch.py
index 424d39b..a158967 100644
--- a/stevedore/dispatch.py
+++ b/stevedore/dispatch.py
@@ -1,3 +1,15 @@
+#  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.
+
 import logging
 
 from .enabled import EnabledExtensionManager
diff --git a/stevedore/driver.py b/stevedore/driver.py
index a2825aa..a4b33b2 100644
--- a/stevedore/driver.py
+++ b/stevedore/driver.py
@@ -1,3 +1,15 @@
+#  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.
+
 from .exception import NoMatches, MultipleMatches
 from .named import NamedExtensionManager
 
diff --git a/stevedore/enabled.py b/stevedore/enabled.py
index d02c748..c2e0c03 100644
--- a/stevedore/enabled.py
+++ b/stevedore/enabled.py
@@ -1,3 +1,15 @@
+#  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.
+
 import logging
 
 from .extension import ExtensionManager
diff --git a/stevedore/exception.py b/stevedore/exception.py
index 3f41f43..aa7f145 100644
--- a/stevedore/exception.py
+++ b/stevedore/exception.py
@@ -1,3 +1,16 @@
+#  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.
+
+
 class NoUniqueMatch(RuntimeError):
     """There was more than one extension, or none, that matched the query."""
 
diff --git a/stevedore/extension.py b/stevedore/extension.py
index aa14e0a..4029b65 100644
--- a/stevedore/extension.py
+++ b/stevedore/extension.py
@@ -1,3 +1,15 @@
+#  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.
+
 """ExtensionManager
 """
 
diff --git a/stevedore/hook.py b/stevedore/hook.py
index ed9deab..014b7c3 100644
--- a/stevedore/hook.py
+++ b/stevedore/hook.py
@@ -1,3 +1,15 @@
+#  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.
+
 from .named import NamedExtensionManager
 
 
diff --git a/stevedore/named.py b/stevedore/named.py
index c2377e8..3b47dfd 100644
--- a/stevedore/named.py
+++ b/stevedore/named.py
@@ -1,3 +1,15 @@
+#  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.
+
 import logging
 
 from .extension import ExtensionManager
diff --git a/stevedore/tests/manager.py b/stevedore/tests/manager.py
index df13af0..8c97a68 100644
--- a/stevedore/tests/manager.py
+++ b/stevedore/tests/manager.py
@@ -1,3 +1,15 @@
+#  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.
+
 """TestExtensionManager
 
 Extension manager used only for testing.
diff --git a/stevedore/tests/test_callback.py b/stevedore/tests/test_callback.py
index 8dc9692..877b31e 100644
--- a/stevedore/tests/test_callback.py
+++ b/stevedore/tests/test_callback.py
@@ -1,3 +1,15 @@
+#  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.
+
 """Tests for failure loading callback
 """
 from testtools.matchers import GreaterThan
diff --git a/stevedore/tests/test_dispatch.py b/stevedore/tests/test_dispatch.py
index 1cd3bd4..f1c305a 100644
--- a/stevedore/tests/test_dispatch.py
+++ b/stevedore/tests/test_dispatch.py
@@ -1,3 +1,15 @@
+#  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.
+
 from stevedore.tests import utils
 from stevedore import dispatch
 
diff --git a/stevedore/tests/test_driver.py b/stevedore/tests/test_driver.py
index 42b22d4..c568a3a 100644
--- a/stevedore/tests/test_driver.py
+++ b/stevedore/tests/test_driver.py
@@ -1,3 +1,15 @@
+#  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.
+
 """Tests for stevedore.extension
 """
 
diff --git a/stevedore/tests/test_enabled.py b/stevedore/tests/test_enabled.py
index 7040d03..32cd199 100644
--- a/stevedore/tests/test_enabled.py
+++ b/stevedore/tests/test_enabled.py
@@ -1,3 +1,15 @@
+#  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.
+
 from stevedore import enabled
 from stevedore.tests import utils
 
diff --git a/stevedore/tests/test_example_fields.py b/stevedore/tests/test_example_fields.py
index 86aebf9..757917c 100644
--- a/stevedore/tests/test_example_fields.py
+++ b/stevedore/tests/test_example_fields.py
@@ -1,3 +1,15 @@
+#  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.
+
 """Tests for stevedore.example2.fields
 """
 
diff --git a/stevedore/tests/test_example_simple.py b/stevedore/tests/test_example_simple.py
index 2558fb7..382ed89 100644
--- a/stevedore/tests/test_example_simple.py
+++ b/stevedore/tests/test_example_simple.py
@@ -1,3 +1,15 @@
+#  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.
+
 """Tests for stevedore.example.simple
 """
 
diff --git a/stevedore/tests/test_extension.py b/stevedore/tests/test_extension.py
index 1fe0242..7d695ef 100644
--- a/stevedore/tests/test_extension.py
+++ b/stevedore/tests/test_extension.py
@@ -1,3 +1,15 @@
+#  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.
+
 """Tests for stevedore.extension
 """
 
diff --git a/stevedore/tests/test_hook.py b/stevedore/tests/test_hook.py
index b95f4b8..5741bb9 100644
--- a/stevedore/tests/test_hook.py
+++ b/stevedore/tests/test_hook.py
@@ -1,3 +1,15 @@
+#  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.
+
 from stevedore import hook
 from stevedore.tests import utils
 
diff --git a/stevedore/tests/test_named.py b/stevedore/tests/test_named.py
index 07535ae..757d0aa 100644
--- a/stevedore/tests/test_named.py
+++ b/stevedore/tests/test_named.py
@@ -1,3 +1,15 @@
+#  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.
+
 from stevedore import named
 from stevedore.tests import utils
 
diff --git a/stevedore/tests/test_test_manager.py b/stevedore/tests/test_test_manager.py
index 70aa100..df056cf 100644
--- a/stevedore/tests/test_test_manager.py
+++ b/stevedore/tests/test_test_manager.py
@@ -1,3 +1,15 @@
+#  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.
+
 from mock import Mock, sentinel
 from stevedore import (ExtensionManager, NamedExtensionManager, HookManager,
                        DriverManager, EnabledExtensionManager)
diff --git a/stevedore/tests/utils.py b/stevedore/tests/utils.py
index 01e2a46..0a6cc0a 100644
--- a/stevedore/tests/utils.py
+++ b/stevedore/tests/utils.py
@@ -1,3 +1,15 @@
+#  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.
+
 from oslotest import base as test_base