This package does not support Python 3.10. Please test it with Python 3.10 as a matter of urgency as the default will change in early June, as per message on gentoo-dev: https://archives.gentoo.org/gentoo-dev/message/13aa993921f19b6b095297721ffb0d0b. Ask in #gentoo-python on IRC if need any help. $ pkgcheck scan -k PythonCompatUpdate media-libs/vigra media-libs/vigra PythonCompatUpdate: version 1.11.1-r3: PYTHON_COMPAT update available: python3_10 PythonCompatUpdate: version 1.11.1-r4: PYTHON_COMPAT update available: python3_10 PythonCompatUpdate: version 9999: PYTHON_COMPAT update available: python3_10
https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=f097bd51e09f919803554613186f06d193042537