Since the update to Tumbleweed 20181112, Gajim won't start anymore. Here's the
output:



Traceback (most recent call last):
  File "/usr/bin/gajim", line 6, in <module>
    from pkg_resources import load_entry_point
  File "/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 3123,
in <module>
    @_call_aside
  File "/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 3107,
in _call_aside
    f(*args, **kwargs)
  File "/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 3136,
in _initialize_master_working_set
    working_set = WorkingSet._build_master()
  File "/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 578,
in _build_master
    ws.require(__requires__)
  File "/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 895,
in require
    needed = self.resolve(parse_requirements(requirements))
  File "/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 781,
in resolve
    raise DistributionNotFound(req, requirers)
pkg_resources.DistributionNotFound: The 'precis-i18n>=1.0.0' distribution was
not found and is required by gajim