LicensesΒΆ

xlwt has various licenses that apply to the different parts of it, they are listed below:

The license for the work John Machin has done since xlwt was created:

Portions copyright (c) 2007, Stephen John Machin, Lingfo Pty Ltd
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. None of the names of Stephen John Machin, Lingfo Pty Ltd and any
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 OWNER 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.

The licensing for the unit tests added as part of the work for Python 3 compatibility is as follows:

Author:  mozman --<mozman@gmx.at>
Purpose: test_mini
Created: 03.12.2010
Copyright (C) 2010, Manfred Moitzi
License: BSD licence

The license for pyExcelerator, from which xlwt was forked:

  Copyright (C) 2005 Roman V. Kiseliov
  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. All advertising materials mentioning features or use of this
     software must display the following acknowledgment:
     "This product includes software developed by
      Roman V. Kiseliov <roman@kiseliov.ru>."

  4. Redistributions of any form whatsoever must retain the following
     acknowledgment:
     "This product includes software developed by
      Roman V. Kiseliov <roman@kiseliov.ru>."

  THIS SOFTWARE IS PROVIDED BY Roman V. Kiseliov ``AS IS'' AND ANY
  EXPRESSED 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 Roman V. Kiseliov OR
  ITS 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.

Roman V. Kiseliov
Russia
Kursk
Libknecht St., 4

+7(0712)56-09-83

<roman@kiseliov.ru>

Portions of xlwt.Utils are based on pyXLWriter which is licensed as follows:

Copyright (c) 2004 Evgeny Filatov <fufff@users.sourceforge.net>
Copyright (c) 2002-2004 John McNamara (Perl Spreadsheet::WriteExcel)

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) any later version.

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:

http://www.gnu.org/licenses/lgpl.html

pyXLWriter also makes reference to the PERL Spreadsheet::WriteExcel as follows:

This module was written/ported from PERL Spreadsheet::WriteExcel module
The author of the PERL Spreadsheet::WriteExcel module is John McNamara
<jmcnamara@cpan.org>