- Switch to pyproject and autosetup macros. - Add patch remove-future-requirement.patch, drop future, we do not need it. - Stop using greedy globs in %files. OBS-URL: https://build.opensuse.org/request/show/1108970 OBS-URL: https://build.opensuse.org/package/show/openSUSE:Factory/python-django-json-widget?expand=0&rev=8