http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/docker_copy_data.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/docker_copy_data.py 
b/airflow/example_dags/docker_copy_data.py
index 7d7172c..87d1174 100644
--- a/airflow/example_dags/docker_copy_data.py
+++ b/airflow/example_dags/docker_copy_data.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
 '''
 This sample "listen to directory". move the new file and print it, using 
docker-containers.
 The following operators are being used: DockerOperator, BashOperator & 
ShortCircuitOperator.

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/entrypoint.sh
----------------------------------------------------------------------
diff --git a/airflow/example_dags/entrypoint.sh 
b/airflow/example_dags/entrypoint.sh
index 4421453..15858fa 100644
--- a/airflow/example_dags/entrypoint.sh
+++ b/airflow/example_dags/entrypoint.sh
@@ -1,14 +1,19 @@
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
 
 ["/bin/bash", "-c", "/bin/sleep 30; /bin/mv {{params.source_location}}/{{ 
ti.xcom_pull('view_file') }} {{params.target_location}}; /bin/echo 
'{{params.target_location}}/{{ ti.xcom_pull('view_file') }}';"]

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/example_bash_operator.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/example_bash_operator.py 
b/airflow/example_dags/example_bash_operator.py
index 6887fa9..439e4f4 100644
--- a/airflow/example_dags/example_bash_operator.py
+++ b/airflow/example_dags/example_bash_operator.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 airflow
 from builtins import range

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/example_branch_operator.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/example_branch_operator.py 
b/airflow/example_dags/example_branch_operator.py
index 2b11d91..14824b8 100644
--- a/airflow/example_dags/example_branch_operator.py
+++ b/airflow/example_dags/example_branch_operator.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 airflow
 from airflow.operators.python_operator import BranchPythonOperator

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/example_branch_python_dop_operator_3.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/example_branch_python_dop_operator_3.py 
b/airflow/example_dags/example_branch_python_dop_operator_3.py
index 6da7b68..42ee127 100644
--- a/airflow/example_dags/example_branch_python_dop_operator_3.py
+++ b/airflow/example_dags/example_branch_python_dop_operator_3.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 airflow

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/example_docker_operator.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/example_docker_operator.py 
b/airflow/example_dags/example_docker_operator.py
index 2fed013..cad8c54 100644
--- a/airflow/example_dags/example_docker_operator.py
+++ b/airflow/example_dags/example_docker_operator.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 airflow import DAG
 from airflow.operators import BashOperator

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/example_http_operator.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/example_http_operator.py 
b/airflow/example_dags/example_http_operator.py
index 2878d50..7d9b13a 100644
--- a/airflow/example_dags/example_http_operator.py
+++ b/airflow/example_dags/example_http_operator.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
 """
 ### Example HTTP operator and sensor
 """

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/example_latest_only.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/example_latest_only.py 
b/airflow/example_dags/example_latest_only.py
index 38ee900..d91bdc8 100644
--- a/airflow/example_dags/example_latest_only.py
+++ b/airflow/example_dags/example_latest_only.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
 """
 Example of the LatestOnlyOperator
 """

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/example_latest_only_with_trigger.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/example_latest_only_with_trigger.py 
b/airflow/example_dags/example_latest_only_with_trigger.py
index f2afdcf..90a31b2 100644
--- a/airflow/example_dags/example_latest_only_with_trigger.py
+++ b/airflow/example_dags/example_latest_only_with_trigger.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
 """
 Example LatestOnlyOperator and TriggerRule interactions
 """

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/example_passing_params_via_test_command.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/example_passing_params_via_test_command.py 
b/airflow/example_dags/example_passing_params_via_test_command.py
index 448effb..e32fe0a 100644
--- a/airflow/example_dags/example_passing_params_via_test_command.py
+++ b/airflow/example_dags/example_passing_params_via_test_command.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 datetime import timedelta

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/example_python_operator.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/example_python_operator.py 
b/airflow/example_dags/example_python_operator.py
index 8108e1e..9748e3d 100644
--- a/airflow/example_dags/example_python_operator.py
+++ b/airflow/example_dags/example_python_operator.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 __future__ import print_function
 from builtins import range
 import airflow

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/example_short_circuit_operator.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/example_short_circuit_operator.py 
b/airflow/example_dags/example_short_circuit_operator.py
index c9812ac..c40ccb7 100644
--- a/airflow/example_dags/example_short_circuit_operator.py
+++ b/airflow/example_dags/example_short_circuit_operator.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 airflow
 from airflow.operators.python_operator import ShortCircuitOperator
 from airflow.operators.dummy_operator import DummyOperator

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/example_skip_dag.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/example_skip_dag.py 
b/airflow/example_dags/example_skip_dag.py
index b936020..896c3e3 100644
--- a/airflow/example_dags/example_skip_dag.py
+++ b/airflow/example_dags/example_skip_dag.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 airflow
 from airflow.operators.dummy_operator import DummyOperator

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/example_subdag_operator.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/example_subdag_operator.py 
b/airflow/example_dags/example_subdag_operator.py
index 0c11787..1d051c4 100644
--- a/airflow/example_dags/example_subdag_operator.py
+++ b/airflow/example_dags/example_subdag_operator.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 airflow
 
 from airflow.models import DAG

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/example_trigger_controller_dag.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/example_trigger_controller_dag.py 
b/airflow/example_dags/example_trigger_controller_dag.py
index 3e5a261..3fa8896 100644
--- a/airflow/example_dags/example_trigger_controller_dag.py
+++ b/airflow/example_dags/example_trigger_controller_dag.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
 """This example illustrates the use of the TriggerDagRunOperator. There are 2
 entities at work in this scenario:
 1. The Controller DAG - the DAG that conditionally executes the trigger

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/example_trigger_target_dag.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/example_trigger_target_dag.py 
b/airflow/example_dags/example_trigger_target_dag.py
index d8c8675..ae531bf 100644
--- a/airflow/example_dags/example_trigger_target_dag.py
+++ b/airflow/example_dags/example_trigger_target_dag.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 airflow.operators.bash_operator import BashOperator
 from airflow.operators.python_operator import PythonOperator
 from airflow.models import DAG

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/example_xcom.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/example_xcom.py 
b/airflow/example_dags/example_xcom.py
index b41421b..9b3a5ed 100644
--- a/airflow/example_dags/example_xcom.py
+++ b/airflow/example_dags/example_xcom.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 __future__ import print_function
 import airflow
 from airflow import DAG

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/subdags/__init__.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/subdags/__init__.py 
b/airflow/example_dags/subdags/__init__.py
index c82f579..f0f8b68 100644
--- a/airflow/example_dags/subdags/__init__.py
+++ b/airflow/example_dags/subdags/__init__.py
@@ -1,14 +1,19 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
 

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/subdags/subdag.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/subdags/subdag.py 
b/airflow/example_dags/subdags/subdag.py
index eee28d8..02c5c15 100644
--- a/airflow/example_dags/subdags/subdag.py
+++ b/airflow/example_dags/subdags/subdag.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 airflow.models import DAG
 from airflow.operators.dummy_operator import DummyOperator

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/test_utils.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/test_utils.py 
b/airflow/example_dags/test_utils.py
index 0ed9bdb..fae2604 100644
--- a/airflow/example_dags/test_utils.py
+++ b/airflow/example_dags/test_utils.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
 """Used for unit tests"""
 import airflow
 from airflow.operators.bash_operator import BashOperator

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/example_dags/tutorial.py
----------------------------------------------------------------------
diff --git a/airflow/example_dags/tutorial.py b/airflow/example_dags/tutorial.py
index 1275638..3892d11 100644
--- a/airflow/example_dags/tutorial.py
+++ b/airflow/example_dags/tutorial.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
 
 """
 ### Tutorial Documentation

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/exceptions.py
----------------------------------------------------------------------
diff --git a/airflow/exceptions.py b/airflow/exceptions.py
index f4527b2..4d2db50 100644
--- a/airflow/exceptions.py
+++ b/airflow/exceptions.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
 #
 # Note: Any AirflowException raised is expected to cause the TaskInstance
 #       to be marked in an ERROR state

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/executors/__init__.py
----------------------------------------------------------------------
diff --git a/airflow/executors/__init__.py b/airflow/executors/__init__.py
index c387eeb..befff72 100644
--- a/airflow/executors/__init__.py
+++ b/airflow/executors/__init__.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 sys
 
 from airflow import configuration

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/executors/base_executor.py
----------------------------------------------------------------------
diff --git a/airflow/executors/base_executor.py 
b/airflow/executors/base_executor.py
index d606057..fd53294 100644
--- a/airflow/executors/base_executor.py
+++ b/airflow/executors/base_executor.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 builtins import range
 
 from airflow import configuration

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/executors/celery_executor.py
----------------------------------------------------------------------
diff --git a/airflow/executors/celery_executor.py 
b/airflow/executors/celery_executor.py
index 1031b57..f4ef3ed 100644
--- a/airflow/executors/celery_executor.py
+++ b/airflow/executors/celery_executor.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 subprocess
 import time

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/executors/dask_executor.py
----------------------------------------------------------------------
diff --git a/airflow/executors/dask_executor.py 
b/airflow/executors/dask_executor.py
index 70edbe5..5b0ca29 100644
--- a/airflow/executors/dask_executor.py
+++ b/airflow/executors/dask_executor.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 distributed
 import subprocess

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/executors/local_executor.py
----------------------------------------------------------------------
diff --git a/airflow/executors/local_executor.py 
b/airflow/executors/local_executor.py
index 1d18d6d..ed03980 100644
--- a/airflow/executors/local_executor.py
+++ b/airflow/executors/local_executor.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
 """
 LocalExecutor runs tasks by spawning processes in a controlled fashion in 
different
 modes. Given that BaseExecutor has the option to receive a `parallelism` 
parameter to

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/executors/sequential_executor.py
----------------------------------------------------------------------
diff --git a/airflow/executors/sequential_executor.py 
b/airflow/executors/sequential_executor.py
index ec51694..ed27109 100644
--- a/airflow/executors/sequential_executor.py
+++ b/airflow/executors/sequential_executor.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 builtins import str
 import subprocess

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/S3_hook.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/S3_hook.py b/airflow/hooks/S3_hook.py
index 5fb7709..f75f5e6 100644
--- a/airflow/hooks/S3_hook.py
+++ b/airflow/hooks/S3_hook.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 airflow.exceptions import AirflowException
 from airflow.contrib.hooks.aws_hook import AwsHook

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/__init__.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/__init__.py b/airflow/hooks/__init__.py
index 3d75f9b..d863b56 100644
--- a/airflow/hooks/__init__.py
+++ b/airflow/hooks/__init__.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
 #
 
 

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/base_hook.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/base_hook.py b/airflow/hooks/base_hook.py
index b8da61e..65086ad 100644
--- a/airflow/hooks/base_hook.py
+++ b/airflow/hooks/base_hook.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 __future__ import absolute_import
 from __future__ import division

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/dbapi_hook.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/dbapi_hook.py b/airflow/hooks/dbapi_hook.py
index 555ac9d..a9f4e43 100644
--- a/airflow/hooks/dbapi_hook.py
+++ b/airflow/hooks/dbapi_hook.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 builtins import str
 from past.builtins import basestring

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/docker_hook.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/docker_hook.py b/airflow/hooks/docker_hook.py
index a570292..14a4a6e 100644
--- a/airflow/hooks/docker_hook.py
+++ b/airflow/hooks/docker_hook.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 docker import Client
 from docker.errors import APIError

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/druid_hook.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/druid_hook.py b/airflow/hooks/druid_hook.py
index f08cbc2..97f8c4d 100644
--- a/airflow/hooks/druid_hook.py
+++ b/airflow/hooks/druid_hook.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 __future__ import print_function
 

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/hdfs_hook.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/hdfs_hook.py b/airflow/hooks/hdfs_hook.py
index 549b609..b1dff9c 100644
--- a/airflow/hooks/hdfs_hook.py
+++ b/airflow/hooks/hdfs_hook.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 airflow.hooks.base_hook import BaseHook
 from airflow import configuration

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/hive_hooks.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/hive_hooks.py b/airflow/hooks/hive_hooks.py
index 7b5ff10..deff994 100644
--- a/airflow/hooks/hive_hooks.py
+++ b/airflow/hooks/hive_hooks.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 __future__ import print_function, unicode_literals

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/http_hook.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/http_hook.py b/airflow/hooks/http_hook.py
index b8075a0..aa316bb 100644
--- a/airflow/hooks/http_hook.py
+++ b/airflow/hooks/http_hook.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 builtins import str
 

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/jdbc_hook.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/jdbc_hook.py b/airflow/hooks/jdbc_hook.py
index 5996bf8..b76e80d 100644
--- a/airflow/hooks/jdbc_hook.py
+++ b/airflow/hooks/jdbc_hook.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 builtins import str
 

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/mssql_hook.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/mssql_hook.py b/airflow/hooks/mssql_hook.py
index 99a4c82..88f8eee 100644
--- a/airflow/hooks/mssql_hook.py
+++ b/airflow/hooks/mssql_hook.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 pymssql
 

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/mysql_hook.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/mysql_hook.py b/airflow/hooks/mysql_hook.py
index a0f62b5..d202e55 100644
--- a/airflow/hooks/mysql_hook.py
+++ b/airflow/hooks/mysql_hook.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 MySQLdb
 import MySQLdb.cursors

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/oracle_hook.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/oracle_hook.py b/airflow/hooks/oracle_hook.py
index 9fbabf3..2b98e5c 100644
--- a/airflow/hooks/oracle_hook.py
+++ b/airflow/hooks/oracle_hook.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 cx_Oracle
 

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/pig_hook.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/pig_hook.py b/airflow/hooks/pig_hook.py
index e7e6a68..5c73dab 100644
--- a/airflow/hooks/pig_hook.py
+++ b/airflow/hooks/pig_hook.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 __future__ import print_function
 import subprocess

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/postgres_hook.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/postgres_hook.py b/airflow/hooks/postgres_hook.py
index 1c016a9..907e6b2 100644
--- a/airflow/hooks/postgres_hook.py
+++ b/airflow/hooks/postgres_hook.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 psycopg2
 import psycopg2.extensions

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/presto_hook.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/presto_hook.py b/airflow/hooks/presto_hook.py
index dc14ab2..935a9a5 100644
--- a/airflow/hooks/presto_hook.py
+++ b/airflow/hooks/presto_hook.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 builtins import str
 

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/samba_hook.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/samba_hook.py b/airflow/hooks/samba_hook.py
index 6a29982..bfcecd3 100644
--- a/airflow/hooks/samba_hook.py
+++ b/airflow/hooks/samba_hook.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 smbclient import SambaClient
 import os

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/slack_hook.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/slack_hook.py b/airflow/hooks/slack_hook.py
index 0672675..05f2016 100644
--- a/airflow/hooks/slack_hook.py
+++ b/airflow/hooks/slack_hook.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 slackclient import SlackClient
 from airflow.hooks.base_hook import BaseHook

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/sqlite_hook.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/sqlite_hook.py b/airflow/hooks/sqlite_hook.py
index c241c2d..7f6c655 100644
--- a/airflow/hooks/sqlite_hook.py
+++ b/airflow/hooks/sqlite_hook.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 sqlite3
 

http://git-wip-us.apache.org/repos/asf/incubator-airflow/blob/c7a472ed/airflow/hooks/webhdfs_hook.py
----------------------------------------------------------------------
diff --git a/airflow/hooks/webhdfs_hook.py b/airflow/hooks/webhdfs_hook.py
index 35d4e33..a2d62e2 100644
--- a/airflow/hooks/webhdfs_hook.py
+++ b/airflow/hooks/webhdfs_hook.py
@@ -1,16 +1,21 @@
 # -*- coding: utf-8 -*-
 #
-# 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.
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 airflow.hooks.base_hook import BaseHook
 from airflow import configuration


Reply via email to