The software is distributed under an MIT licence. The text is as follows
(from LICENSE.txt):
Copyright (c) 2013-2015 Python Charmers Pty Ltd, Australia
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
Python Charmers Pty Ltd, Australia, and Python Charmers Pte Ltd, Singapore. http://pythoncharmers.com
Python-Future is written and maintained by Ed Schofield with the help of various contributors:
super() and range() functions are derived from Ryan
Kelly’s magicsuper module and Dan Crosta’s xrange module.futurize and pasteurize scripts use lib2to3, lib3to2, and
parts of Armin Ronacher’s python-modernize code.python_2_unicode_compatible decorator is from Django. The
implements_iterator and with_metaclass decorators are from Jinja2.exec_ function and some others in future.utils are from the
six module by Benjamin Peterson.raise_ and raise_with_traceback functions were contributed by
Jeff Tratner.sphinx-bootstrap theme.past.translation is inspired by and borrows some code from Sanjay Vinip’s
uprefix module.