/usr/lib/python3/dist-packages/invoke/_version.py is in python3-invoke 0.11.1+dfsg1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | __version_info__ = (0, 11, 1)
__version__ = '.'.join(map(str, __version_info__))
|