[CORD-1685] Adding copyright informations

Change-Id: I8ac3e7302739a0893835c5eaa23288497b755f2b
diff --git a/src/tosca/__init__.py b/src/tosca/__init__.py
index e69de29..d4e8062 100644
--- a/src/tosca/__init__.py
+++ b/src/tosca/__init__.py
@@ -0,0 +1,16 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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.
+
+
diff --git a/src/tosca/default.py b/src/tosca/default.py
index 1353075..6bb789c 100644
--- a/src/tosca/default.py
+++ b/src/tosca/default.py
@@ -1,3 +1,19 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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 os
 
 TOSCA_DEFS_DIR = os.path.dirname(os.path.realpath(__file__)) + "/custom_types"
diff --git a/src/tosca/generator.py b/src/tosca/generator.py
index 9e02011..1d12a50 100644
--- a/src/tosca/generator.py
+++ b/src/tosca/generator.py
@@ -1,3 +1,19 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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 os
 from default import TOSCA_DEFS_DIR
 from xosgenx.generator import XOSGenerator
diff --git a/src/tosca/parser.py b/src/tosca/parser.py
index 725d259..2a9b69f 100644
--- a/src/tosca/parser.py
+++ b/src/tosca/parser.py
@@ -1,3 +1,19 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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 toscaparser.tosca_template import ToscaTemplate, ValidationError
 from default import TOSCA_RECIPES_DIR
 from grpc_client.resources import RESOURCES