This fixes package consumers like www/py-flexget since r363629.
$ flexget
Traceback (most recent call last):
File "/usr/local/bin/flexget", line 5, in <module>
from pkg_resources import load_entry_point
File "/usr/local/lib/python2.7/site-packages/pkg_resources/__init__.py", line 3074, in <module>
@_call_aside
File "/usr/local/lib/python2.7/site-packages/pkg_resources/__init__.py", line 3060, in _call_aside
f(*args, **kwargs)
File "/usr/local/lib/python2.7/site-packages/pkg_resources/__init__.py", line 3087, in _initialize_master_working_set
working_set = WorkingSet._build_master()
File "/usr/local/lib/python2.7/site-packages/pkg_resources/__init__.py", line 645, in _build_master
ws.require(__requires__)
File "/usr/local/lib/python2.7/site-packages/pkg_resources/__init__.py", line 946, in require
needed = self.resolve(parse_requirements(requirements))
File "/usr/local/lib/python2.7/site-packages/pkg_resources/__init__.py", line 833, in resolve
raise DistributionNotFound(req, requirers)
pkg_resources.DistributionNotFound: The 'plumbum' distribution was not found and is required by rpyc
Approved by: portmgr blanket
Differential Revision: https://reviews.freebsd.org/D3566
baa5392a0c