add licence to py files

__init__.py

-from .code import NS
+########################################################################
+#
+#  Copyright 2015 Max Planck Institute for Dynamics and SelfOrganization
+#
+# 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.
+#
+# Contact: Cristian.Lalescu@ds.mpg.de
+#
+########################################################################
+
+

base.py

+########################################################################
+#
+#  Copyright 2015 Max Planck Institute for Dynamics and SelfOrganization
+#
+# 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.
+#
+# Contact: Cristian.Lalescu@ds.mpg.de
+#
+########################################################################
+
+
+
 class base(object):
     def __init__(self):
         self.iorank = 0

code.py

+########################################################################
+#
+#  Copyright 2015 Max Planck Institute for Dynamics and SelfOrganization
+#
+# 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.
+#
+# Contact: Cristian.Lalescu@ds.mpg.de
+#
+########################################################################
+
+
+
 from base import base
 import subprocess
 

test.py

 #! /usr/bin/env python2
+########################################################################
+#
+#  Copyright 2015 Max Planck Institute for Dynamics and SelfOrganization
+#
+# 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.
+#
+# Contact: Cristian.Lalescu@ds.mpg.de
+#
+########################################################################
+
+
 
 from code import code
 import numpy as np