All reports of alternatively-build-depends-on-python-sphinx-and-python3-sphinx for the archive. The extended description of this tag is:
This package alternatively Build-Depends on the Python 2 or Python 3 version of the Sphinx documentation generator.
The 2.x series of Python is due for deprecation and will not be maintained by upstream past 2020 and will likely be dropped after the release of Debian "buster".
Please replace the alternative with a single build dependency on python3-sphinx.
Severity: normal, Certainty: certain
Check: python, Type: source, binary
Emitted (non-overridden): 4, overridden: 0, total: 4
The package names link to the relevant maintainer page and the corresponding report for the source package. The links go to the full maintainer report page, which includes info and experimental tags and overridden tags, rather than the default page that shows only errors and warnings.