/usr/lib/python3/dist-packages/matplotlib-1.5.1-nspkg.pth is in python3-matplotlib 1.5.1-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 | import sys, types, os;p = os.path.join(sys._getframe(1).f_locals['sitedir'], *('mpl_toolkits',));ie = os.path.exists(os.path.join(p,'__init__.py'));m = not ie and sys.modules.setdefault('mpl_toolkits', types.ModuleType('mpl_toolkits'));mp = (m or []) and m.__dict__.setdefault('__path__',[]);(p not in mp) and mp.append(p)
|