[Python-modules-team] Bug#895767: python3-sphinx: missing dependency on python3-setuptools

[Adrian Bunk]

Package: python3-sphinx
Version: 1.7.2-1
Severity: serious

https://tests.reproducible-builds.org/debian/rb-pkg/unstable/amd64/debomatic.html

...
sphinx-build -b latex -d _build/doctrees   . _build/latex
Traceback (most recent call last):
  File "/usr/bin/sphinx-build", line 6, in <module>
    from pkg_resources import load_entry_point
  File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 3088, in <module>
    @_call_aside
  File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 3072, in _call_aside
    f(*args, **kwargs)
  File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 3101, in _initialize_master_working_set
    working_set = WorkingSet._build_master()
  File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 574, in _build_master
    ws.require(__requires__)
  File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 892, in require
    needed = self.resolve(parse_requirements(requirements))
  File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 778, in resolve
    raise DistributionNotFound(req, requirers)
pkg_resources.DistributionNotFound: The 'setuptools' distribution was not found and is required by Sphinx
make[2]: *** [Makefile:47: latexpdf] Error 1