New features

• Support OpenSlide installed from PyPI with pip install openslide-bin
• Add type hints for Python ≥ 3.10
• Add wheels for Linux aarch64, Linux x86_64, and macOS arm64 + x86_64
• Build version-independent wheels on Python ≥ 3.11
• examples: Default deepzoom_tile.py job count to available CPUs when known

Changes

• Drop wheel for 32-bit Windows
• Rename source distribution to openslide_python per PEP 625
• Require AbstractSlide subclasses to implement all abstract methods
• Provide default AbstractSlide.set_cache() implementation
• Switch to PEP 621 project metadata
• docs: Document existence of AbstractSlide
• examples: Update OpenSeadragon to 5.0.0

Bug fixes

• If OpenSlide cannot be loaded, report errors from all attempts
• Fix OpenSlide support for bytes filename arguments (1.2.0 regression)
• Disallow arbitrary types as OpenSlide filename arguments (1.2.0 regression)
• Encode OpenSlide filename arguments using Python filesystem encoding
• Add error check to OpenSlide.set_cache()
• docs: Fix types of properties that return tuples of items