We love open-source software, and use the following in the New Relic Python Agent. Thank you, open-source community, for making these fine tools! Some of these are listed under multiple software licenses, and in that case we have listed the license we've chosen to use.
Library  | Copyright  | License  | 
|---|---|---|
Copyright © Django Software Foundation and individual contributors.  | ||
Copyright © 2010-2013 Benjamin Peterson  | ||
Copyright © 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Python Software Foundation; All Rights Reserved  | ||
Copyright © 2008-2019 Andrey Petrov and contributors (see CONTRIBUTORS.txt)  | ||
Copyright © 2013-2019, Graham Dumpleton All rights reserved.  | 
The remainder of the code is covered by the New Relic agent license agreement.