Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/ Upstream-Name: itertools Upstream-Contact: Steve Weston Source: https://cran.r-project.org/package=itertools Files: * Copyright: 2008-2014 Steve Weston, Hadley Wickham License: GPL-2+ Files: debian/* Copyright: 2019 Steffen Moeller License: GPL-2+ License: GPL-2+ This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; version 2 of the License or (at your option) any later version. . This program 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 General Public License for more details. . On Debian systems you can find the full text of the GNU General Public License version 2 at /usr/share/common-licenses/GPL-2.