diff --git a/autotests/samplefiles/testexternalextractor/main.py b/autotests/samplefiles/testexternalextractor/main.py
--- a/autotests/samplefiles/testexternalextractor/main.py
+++ b/autotests/samplefiles/testexternalextractor/main.py
@@ -1,4 +1,22 @@
 #!@PYTHON_EXECUTABLE@
+#
+# Copyright (C) 2016 Varun Joshi <varunj.1011@gmail.com>
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) version 3, or any
+# later version accepted by the membership of KDE e.V. (or its
+# successor approved by the membership of KDE e.V.), which shall
+# act as a proxy defined in Section 6 of version 3 of the license.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public 
+# License along with this library.  If not, see <https://www.gnu.org/licenses/>.
 
 import sys
 import json
diff --git a/autotests/samplefiles/testexternalwriter/main.py b/autotests/samplefiles/testexternalwriter/main.py
--- a/autotests/samplefiles/testexternalwriter/main.py
+++ b/autotests/samplefiles/testexternalwriter/main.py
@@ -1,4 +1,22 @@
 #!@PYTHON_EXECUTABLE@
+#
+# Copyright (C) 2016 Varun Joshi <varunj.1011@gmail.com>
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) version 3, or any
+# later version accepted by the membership of KDE e.V. (or its
+# successor approved by the membership of KDE e.V.), which shall
+# act as a proxy defined in Section 6 of version 3 of the license.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public 
+# License along with this library.  If not, see <https://www.gnu.org/licenses/>.
 
 import sys
 import json