/usr/lib/python2.7/dist-packages/gtweak/ is in gnome-tweak-tool 3.18.1-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/dist-packages/gtweak/__init__.py
/usr/lib/python2.7/dist-packages/gtweak/app.py
/usr/lib/python2.7/dist-packages/gtweak/defs.py
/usr/lib/python2.7/dist-packages/gtweak/egowrapper.py
/usr/lib/python2.7/dist-packages/gtweak/gsettings.py
/usr/lib/python2.7/dist-packages/gtweak/gshellwrapper.py
/usr/lib/python2.7/dist-packages/gtweak/gtksettings.py
/usr/lib/python2.7/dist-packages/gtweak/mainwindow.py
/usr/lib/python2.7/dist-packages/gtweak/tweakmodel.py
/usr/lib/python2.7/dist-packages/gtweak/tweaks/
/usr/lib/python2.7/dist-packages/gtweak/tweaks/__init__.py
/usr/lib/python2.7/dist-packages/gtweak/tweaks/tweak_group_desktop.py
/usr/lib/python2.7/dist-packages/gtweak/tweaks/tweak_group_font.py
/usr/lib/python2.7/dist-packages/gtweak/tweaks/tweak_group_interface.py
/usr/lib/python2.7/dist-packages/gtweak/tweaks/tweak_group_keymouse.py
/usr/lib/python2.7/dist-packages/gtweak/tweaks/tweak_group_shell.py
/usr/lib/python2.7/dist-packages/gtweak/tweaks/tweak_group_shell_extensions.py
/usr/lib/python2.7/dist-packages/gtweak/tweaks/tweak_group_startup.py
/usr/lib/python2.7/dist-packages/gtweak/tweaks/tweak_group_test.py
/usr/lib/python2.7/dist-packages/gtweak/tweaks/tweak_group_windows.py
/usr/lib/python2.7/dist-packages/gtweak/tweaks/tweak_group_xkb.py
/usr/lib/python2.7/dist-packages/gtweak/tweaks/tweak_wacom.py
/usr/lib/python2.7/dist-packages/gtweak/tweakview.py
/usr/lib/python2.7/dist-packages/gtweak/utils.py
/usr/lib/python2.7/dist-packages/gtweak/widgets.py