- Avoid a few versions of setuptools_scm that were found to cause build issues. :issue:`359`
- Improved an unhelpful error message when attemping to save a file with invalid encryption settings. :issue:`341`
- Added a workaround for XMP metadata blocks that are missing the expected namespace tag. :issue:`349`
- Minor improvements to code coverage, type checking, and removed some deprecated private methods.
- Fixed removal of necessary package
packaging. Needed for import.
- Reorganized release notes so they are better presented in Sphinx documentation.
- Remove all upper bound version constraints.
- Replace documentation package sphinx-panels with sphinx-design. Downstream maintainers will need to adjust this in documentation.
- Removed use of deprecated pkg_resources and replaced with importlib (and, where necessary for backward compatibility, importlib_metadata).
- Fixed some broken links in the documentation and READMEs.
- Fixed issue with saving files that contained JBIG2 images with null DecodeParms. :issue:`317`
- Use cibuildwheel 2.4.0 and update settings to publish PyPy 3.8 binary wheels for manylinux platforms.
- Fixed test suite failures with Pillow 9.1.0. :issue:`328`
- Fixes to pyproject.toml to support PEP-621 changes. :issue:`323`
- Fixed assuming Homebrew was present on certain macOS systems; and more generally, turn off setup shims when it seems like a maintainer is involved. :issue:`322`
- Rebuild against QPDF 10.6.3.
- Improvements to Makefile for Apple Silicon wheels.
- Fixed issue where Pdf.check() would report a failure if JBIG2 decoder was not installed and the PDF contains JBIG2 content.
- Some errors and inconsistencies are in the "pdfdoc" encoding provided by pikepdf have been corrected, in conjunction with fixes in libqpdf.
- libqpdf 10.6.2 is required.
- Previously, looking up the number of a page, given the page, required a linear search of all pages. We now use a newer QPDF API that allows quicker lookups.