/usr/share/pyshared/cherrypy/filters/ is in python-cherrypy 2.3.0-3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/cherrypy/filters/__init__.py
/usr/share/pyshared/cherrypy/filters/basefilter.py
/usr/share/pyshared/cherrypy/filters/baseurlfilter.py
/usr/share/pyshared/cherrypy/filters/cachefilter.py
/usr/share/pyshared/cherrypy/filters/decodingfilter.py
/usr/share/pyshared/cherrypy/filters/encodingfilter.py
/usr/share/pyshared/cherrypy/filters/gzipfilter.py
/usr/share/pyshared/cherrypy/filters/logdebuginfofilter.py
/usr/share/pyshared/cherrypy/filters/nsgmlsfilter.py
/usr/share/pyshared/cherrypy/filters/responseheadersfilter.py
/usr/share/pyshared/cherrypy/filters/sessionauthenticatefilter.py
/usr/share/pyshared/cherrypy/filters/sessionfilter.py
/usr/share/pyshared/cherrypy/filters/staticfilter.py
/usr/share/pyshared/cherrypy/filters/tidyfilter.py
/usr/share/pyshared/cherrypy/filters/virtualhostfilter.py
/usr/share/pyshared/cherrypy/filters/wsgiappfilter.py
/usr/share/pyshared/cherrypy/filters/xmlrpcfilter.py