Burin is licensed with the BSD 3-Clause license::

    BSD 3-Clause License - SPDX:BSD-3-Clause

    Copyright (c) 2022 William Foster

    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.


Some portions of this library are based on the Python 3.10.4 standard logging
library to replicate functionality and improve compatibility.  Files/modules
with these portions are indicated with additional copyright notices in the
module docstring at the top of the file.  The Python standard library logging
package is covered by the following licenses.

PSF LICENSE AGREEMENT FOR PYTHON 3.10.4::

    1. This LICENSE AGREEMENT is between the Python Software Foundation ("PSF"),
       and the Individual or Organization ("Licensee") accessing and otherwise
       using Python 3.10.4 software in source or binary form and its associated
       documentation.

    2. Subject to the terms and conditions of this License Agreement, PSF hereby
       grants Licensee a nonexclusive, royalty-free, world-wide license to
       reproduce, analyze, test, perform and/or display publicly, prepare
       derivative works, distribute, and otherwise use Python 3.10.4 alone or in
       any derivative version, provided, however, that PSF's License Agreement
       and PSF's notice of copyright, i.e., "Copyright © 2001-2022 Python
       Software Foundation; All Rights Reserved" are retained in Python 3.10.4
       alone or in any derivative version prepared by Licensee.

    3. In the event Licensee prepares a derivative work that is based on or
       incorporates Python 3.10.4 or any part thereof, and wants to make the
       derivative work available to others as provided herein, then Licensee
       hereby agrees to include in any such work a brief summary of the changes
       made to Python 3.10.4.

    4. PSF is making Python 3.10.4 available to Licensee on an "AS IS" basis.
       PSF MAKES NO REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED.  BY WAY
       OF EXAMPLE, BUT NOT LIMITATION, PSF MAKES NO AND DISCLAIMS ANY
       REPRESENTATION OR WARRANTY OF MERCHANTABILITY OR FITNESS FOR ANY
       PARTICULAR PURPOSE OR THAT THE USE OF PYTHON 3.10.4 WILL NOT INFRINGE ANY
       THIRD PARTY RIGHTS.

    5. PSF SHALL NOT BE LIABLE TO LICENSEE OR ANY OTHER USERS OF PYTHON 3.10.4
       FOR ANY INCIDENTAL, SPECIAL, OR CONSEQUENTIAL DAMAGES OR LOSS AS A RESULT
       OF MODIFYING, DISTRIBUTING, OR OTHERWISE USING PYTHON 3.10.4, OR ANY
       DERIVATIVE THEREOF, EVEN IF ADVISED OF THE POSSIBILITY THEREOF.

    6. This License Agreement will automatically terminate upon a material breach of
       its terms and conditions.

    7. Nothing in this License Agreement shall be deemed to create any
       relationship of agency, partnership, or joint venture between PSF and
       Licensee.  This License Agreement does not grant permission to use PSF
       trademarks or trade name in a trademark sense to endorse or promote
       products or services of Licensee, or any third party.

    8. By copying, installing or otherwise using Python 3.10.4, Licensee agrees
       to be bound by the terms and conditions of this License Agreement.

Vinay Sajip's license for logging package::

    Copyright 2001-2021 by Vinay Sajip. All Rights Reserved.

    Permission to use, copy, modify, and distribute this software and its
    documentation for any purpose and without fee is hereby granted,
    provided that the above copyright notice appear in all copies and that
    both that copyright notice and this permission notice appear in
    supporting documentation, and that the name of Vinay Sajip
    not be used in advertising or publicity pertaining to distribution
    of the software without specific, written prior permission.
    VINAY SAJIP DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
    ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL
    VINAY SAJIP BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
    ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
    IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
    OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
