/usr/lib/pyshared/python2.7/pysqlite2/_sqlite.so is in python-pysqlite2 2.6.3-3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/pyshared/python2.7/pysqlite2/../../../python2.7/dist-packages/pysqlite2/_sqlite.so