misc: Update license in the header of the Python files (#17)

Update format of the license according to: https://elements.q-ctrl.com/code/licensing/#applying-the-open-source-license-in-python

Changes proposed in this pull request:

- Update license in the header of the Python files.

Author: leoadec

qctrlpyquil/__init__.py

@@ -1,10 +1,10 @@
-# Copyright 2019 Q-CTRL Pty Ltd & Q-CTRL Inc
+# Copyright 2021 Q-CTRL
 #
 # 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
+#    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,

qctrlpyquil/program.py

@@ -1,10 +1,10 @@
-# Copyright 2019 Q-CTRL Pty Ltd & Q-CTRL Inc
+# Copyright 2021 Q-CTRL
 #
 # 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
+#    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,
@@ -190,4 +190,4 @@ def convert_dds_to_pyquil_program(
     program += Pragma('END_PRESERVE_BLOCK')
 
     return program
-    
+    

tests/__init__.py

@@ -1,10 +1,10 @@
-# Copyright 2019 Q-CTRL Pty Ltd & Q-CTRL Inc
+# Copyright 2021 Q-CTRL
 #
 # 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
+#    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,

tests/test_pyquil_sequence.py

@@ -1,11 +1,10 @@
-
-# Copyright 2019 Q-CTRL Pty Ltd & Q-CTRL Inc
+# Copyright 2021 Q-CTRL
 #
 # 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
+#    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,
@@ -66,4 +65,4 @@ def test_pyquil_program():
 
 if __name__ == '__main__':
     test_pyquil_program()
-    
+