/usr/lib/pyshared/python2.7/_sqlite.so is in python-pysqlite1.1 1.1.8a-8.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/pyshared/python2.7/../../python2.7/dist-packages/_sqlite.so
/usr/lib/pyshared/python2.7/../../python2.7/dist-packages/_sqlite.so