Section Anything
Copyright 2026 The Section Anything Authors

This product is licensed under the Apache License, Version 2.0 (see LICENSE).

It uses, without bundling, pdfplumber and pdfminer.six (MIT), pypdfium2 and
PDFium (Apache-2.0 / BSD-3-Clause), RapidFuzz (MIT), the OpenAI Python library
(Apache-2.0) and pydantic (MIT). Each is installed separately under its own
licence.

section_anything/extract.py contains `_stable_group_textboxes`, adapted from
`LTLayoutContainer.group_textboxes` in pdfminer.six 20260107 (pdfminer/layout.py),
under the following licence:

Copyright (c) 2004-2016  Yusuke Shinyama <yusuke at shinyama dot jp>

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.
