/usr/include/crystalspace-2.0/bindings/python/ is in libcrystalspace-dev 2.0+dfsg-1build1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/crystalspace-2.0/bindings/python/animationpost.i
/usr/include/crystalspace-2.0/bindings/python/corepost.i
/usr/include/crystalspace-2.0/bindings/python/csgeompost.i
/usr/include/crystalspace-2.0/bindings/python/csgfxpost.i
/usr/include/crystalspace-2.0/bindings/python/csstring.i
/usr/include/crystalspace-2.0/bindings/python/cstoolpost.i
/usr/include/crystalspace-2.0/bindings/python/ienginepost.i
/usr/include/crystalspace-2.0/bindings/python/imappost.i
/usr/include/crystalspace-2.0/bindings/python/imeshpost.i
/usr/include/crystalspace-2.0/bindings/python/isndsyspost.i
/usr/include/crystalspace-2.0/bindings/python/ivariapost.i
/usr/include/crystalspace-2.0/bindings/python/ivideopost.i
/usr/include/crystalspace-2.0/bindings/python/pyattributes.i
/usr/include/crystalspace-2.0/bindings/python/pycscegui.i
/usr/include/crystalspace-2.0/bindings/python/pyeventh.i
/usr/include/crystalspace-2.0/bindings/python/pyshadervar.i
/usr/include/crystalspace-2.0/bindings/python/pythpre.i
/usr/include/crystalspace-2.0/bindings/python/pythvarg.i