Relicense from LGPL-3 to BSD-3 (#331)

* Relicense to BSD * Apply suggestions from code review Co-authored-by: Patrick Peglar <[email protected]> Co-authored-by: Patrick Peglar <[email protected]>
SciTools · Jan 11, 2023 · e993a9b · e993a9b
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diff --git a/COPYING b/COPYING
diff --git a/COPYING.LESSER b/COPYING.LESSER
diff --git a/LICENSE b/LICENSE
@@ -0,0 +1,29 @@
+BSD 3-Clause License
+
+Copyright (c) 2015, Met Office.
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+1. Redistributions of source code must retain the above copyright notice, this
+   list of conditions and the following disclaimer.
+
+2. Redistributions in binary form must reproduce the above copyright notice,
+   this list of conditions and the following disclaimer in the documentation
+   and/or other materials provided with the distribution.
+
+3. Neither the name of the copyright holder nor the names of its
+   contributors may be used to endorse or promote products derived from
+   this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
diff --git a/README.md b/README.md
@@ -19,7 +19,7 @@
 [![Flake8](https://img.shields.io/badge/lint-flake8-lightgrey)](https://github.com/PyCQA/flake8)
 [![isort](https://img.shields.io/badge/%20imports-isort-%231674b1?style=flat&labelColor=ef8336)](https://pycqa.github.io/isort/)
 \
-[![Licence](https://img.shields.io/github/license/SciTools/cf-units)](COPYING)
+[![Licence](https://img.shields.io/badge/license-BSD--3-orange)](LICENSE)
 [![Contributors](https://img.shields.io/github/contributors/SciTools/cf-units)](https://github.com/SciTools/cf-units/graphs/contributors)
 [![Commits since last release](https://img.shields.io/github/commits-since/SciTools/cf-units/latest.svg)](https://github.com/SciTools/cf-units/commits/main)
 
@@ -76,8 +76,8 @@ Code is just one of many ways of positively contributing to cf-units, please
 see our [contributing guide](.github/CONTRIBUTING.md) for more details on how
 you can get involved.
 
-cf-units is released under a LGPL license with a shared copyright model.
-See [COPYING](COPYING) and [COPYING.LESSER](COPYING.LESSER) for full terms.
+cf-units is released under a BSD-3 license. See [LICENSE](LICENSE) for full
+terms.
 
 The [Met Office](https://metoffice.gov.uk) has made a significant
 contribution to the development, maintenance and support of this library.

diff --git a/cf_units/__init__.py b/cf_units/__init__.py
@@ -1,8 +1,7 @@
 # Copyright cf-units contributors
 #
-# This file is part of cf-units and is released under the LGPL license.
-# See COPYING and COPYING.LESSER in the root of the repository for full
-# licensing details.
+# This file is part of cf-units and is released under the BSD license.
+# See LICENSE in the root of the repository for full licensing details.
 """
 Units of measure.
 

diff --git a/cf_units/_udunits2.pxd b/cf_units/_udunits2.pxd
@@ -1,8 +1,7 @@
 # Copyright cf-units contributors
 #
-# This file is part of cf-units and is released under the LGPL license.
-# See COPYING and COPYING.LESSER in the root of the repository for full
-# licensing details.
+# This file is part of cf-units and is released under the BSD license.
+# See LICENSE in the root of the repository for full licensing details.
 
 cdef extern from "udunits2.h":
     ctypedef struct ut_system:

diff --git a/cf_units/_udunits2.pyx b/cf_units/_udunits2.pyx
@@ -1,8 +1,7 @@
 # Copyright cf-units contributors
 #
-# This file is part of cf-units and is released under the LGPL license.
-# See COPYING and COPYING.LESSER in the root of the repository for full
-# licensing details.
+# This file is part of cf-units and is released under the BSD license.
+# See LICENSE in the root of the repository for full licensing details.
 """
 Units of measure.
 

diff --git a/cf_units/_udunits2_parser/__init__.py b/cf_units/_udunits2_parser/__init__.py
@@ -1,8 +1,7 @@
 # Copyright cf-units contributors
 #
-# This file is part of cf-units and is released under the LGPL license.
-# See COPYING and COPYING.LESSER in the root of the repository for full
-# licensing details.
+# This file is part of cf-units and is released under the BSD license.
+# See LICENSE in the root of the repository for full licensing details.
 
 import unicodedata
 

diff --git a/cf_units/_udunits2_parser/compile.py b/cf_units/_udunits2_parser/compile.py
@@ -1,8 +1,7 @@
 # Copyright cf-units contributors
 #
-# This file is part of cf-units and is released under the LGPL license.
-# See COPYING and COPYING.LESSER in the root of the repository for full
-# licensing details.
+# This file is part of cf-units and is released under the BSD license.
+# See LICENSE in the root of the repository for full licensing details.
 
 """
 Compiles the UDUNITS-2 grammar using ANTLR4.

diff --git a/cf_units/_udunits2_parser/graph.py b/cf_units/_udunits2_parser/graph.py
@@ -1,8 +1,7 @@
 # Copyright cf-units contributors
 #
-# This file is part of cf-units and is released under the LGPL license.
-# See COPYING and COPYING.LESSER in the root of the repository for full
-# licensing details.
+# This file is part of cf-units and is released under the BSD license.
+# See LICENSE in the root of the repository for full licensing details.
 
 
 class Node:

diff --git a/cf_units/config.py b/cf_units/config.py
@@ -1,8 +1,7 @@
 # Copyright cf-units contributors
 #
-# This file is part of cf-units and is released under the LGPL license.
-# See COPYING and COPYING.LESSER in the root of the repository for full
-# licensing details.
+# This file is part of cf-units and is released under the BSD license.
+# See LICENSE in the root of the repository for full licensing details.
 
 
 import configparser

diff --git a/cf_units/tests/__init__.py b/cf_units/tests/__init__.py
@@ -1,5 +1,4 @@
 # Copyright cf-units contributors
 #
-# This file is part of cf-units and is released under the LGPL license.
-# See COPYING and COPYING.LESSER in the root of the repository for full
-# licensing details.
+# This file is part of cf-units and is released under the BSD license.
+# See LICENSE in the root of the repository for full licensing details.
diff --git a/cf_units/tests/integration/__init__.py b/cf_units/tests/integration/__init__.py
@@ -1,5 +1,4 @@
 # Copyright cf-units contributors
 #
-# This file is part of cf-units and is released under the LGPL license.
-# See COPYING and COPYING.LESSER in the root of the repository for full
-# licensing details.
+# This file is part of cf-units and is released under the BSD license.
+# See LICENSE in the root of the repository for full licensing details.
diff --git a/cf_units/tests/integration/parse/test_graph.py b/cf_units/tests/integration/parse/test_graph.py
@@ -1,8 +1,7 @@
 # Copyright cf-units contributors
 #
-# This file is part of cf-units and is released under the LGPL license.
-# See COPYING and COPYING.LESSER in the root of the repository for full
-# licensing details.
+# This file is part of cf-units and is released under the BSD license.
+# See LICENSE in the root of the repository for full licensing details.
 
 import cf_units._udunits2_parser.graph as g
 from cf_units._udunits2_parser import parse

diff --git a/cf_units/tests/integration/parse/test_parse.py b/cf_units/tests/integration/parse/test_parse.py
@@ -1,8 +1,7 @@
 # Copyright cf-units contributors
 #
-# This file is part of cf-units and is released under the LGPL license.
-# See COPYING and COPYING.LESSER in the root of the repository for full
-# licensing details.
+# This file is part of cf-units and is released under the BSD license.
+# See LICENSE in the root of the repository for full licensing details.
 
 import re
 

diff --git a/cf_units/tests/integration/test__num2date_to_nearest_second.py b/cf_units/tests/integration/test__num2date_to_nearest_second.py
@@ -1,8 +1,7 @@
 # Copyright cf-units contributors
 #
-# This file is part of cf-units and is released under the LGPL license.
-# See COPYING and COPYING.LESSER in the root of the repository for full
-# licensing details.
+# This file is part of cf-units and is released under the BSD license.
+# See LICENSE in the root of the repository for full licensing details.
 """Test function :func:`cf_units._num2date_to_nearest_second`."""
 
 import datetime

diff --git a/cf_units/tests/integration/test_date2num.py b/cf_units/tests/integration/test_date2num.py
@@ -1,8 +1,7 @@
 # Copyright cf-units contributors
 #
-# This file is part of cf-units and is released under the LGPL license.
-# See COPYING and COPYING.LESSER in the root of the repository for full
-# licensing details.
+# This file is part of cf-units and is released under the BSD license.
+# See LICENSE in the root of the repository for full licensing details.
 """Test function :func:`cf_units.date2num`."""
 
 import datetime

diff --git a/cf_units/tests/integration/test_num2date.py b/cf_units/tests/integration/test_num2date.py
@@ -1,8 +1,7 @@
 # Copyright cf-units contributors
 #
-# This file is part of cf-units and is released under the LGPL license.
-# See COPYING and COPYING.LESSER in the root of the repository for full
-# licensing details.
+# This file is part of cf-units and is released under the BSD license.
+# See LICENSE in the root of the repository for full licensing details.
 """Test function :func:`cf_units.num2date`."""
 
 

diff --git a/cf_units/tests/integration/test_num2pydate.py b/cf_units/tests/integration/test_num2pydate.py
@@ -1,8 +1,7 @@
 # Copyright cf-units contributors
 #
-# This file is part of cf-units and is released under the LGPL license.
-# See COPYING and COPYING.LESSER in the root of the repository for full
-# licensing details.
+# This file is part of cf-units and is released under the BSD license.
+# See LICENSE in the root of the repository for full licensing details.
 """Test function :func:`cf_units.num2pydate`."""
 
 import datetime

diff --git a/cf_units/tests/test_coding_standards.py b/cf_units/tests/test_coding_standards.py
@@ -1,8 +1,7 @@
 # Copyright cf-units contributors
 #
-# This file is part of cf-units and is released under the LGPL license.
-# See COPYING and COPYING.LESSER in the root of the repository for full
-# licensing details.
+# This file is part of cf-units and is released under the BSD license.
+# See LICENSE in the root of the repository for full licensing details.
 
 import os
 import subprocess
@@ -16,9 +15,8 @@
 
 LICENSE_TEMPLATE = """# Copyright cf-units contributors
 #
-# This file is part of cf-units and is released under the LGPL license.
-# See COPYING and COPYING.LESSER in the root of the repository for full
-# licensing details."""
+# This file is part of cf-units and is released under the BSD license.
+# See LICENSE in the root of the repository for full licensing details."""
 
 
 # Guess cf_units repo directory of cf_units - realpath is used to mitigate