/usr/share/pyshared/mpl_toolkits/axes_grid/inset_locator.py is in python-matplotlib 1.3.1-1ubuntu5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 | from mpl_toolkits.axes_grid1.inset_locator import InsetPosition, \
AnchoredSizeLocator, \
AnchoredZoomLocator, BboxPatch, BboxConnector, BboxConnectorPatch, \
inset_axes, zoomed_inset_axes, mark_inset
|