/usr/lib/python2.6/dist-packages/pysnmp_mibs-0.1.3.egg-info is in python-pysnmp4-mibs 0.1.3-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.6/dist-packages/../../../share/pyshared/pysnmp_mibs-0.1.3.egg-info