/usr/share/pyshared/ is in python-egenix-mxtexttools 3.2.1-1ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/mx/
/usr/share/pyshared/mx/TextTools/
/usr/share/pyshared/mx/TextTools/Constants/
/usr/share/pyshared/mx/TextTools/Constants/Sets.py
/usr/share/pyshared/mx/TextTools/Constants/TagTables.py
/usr/share/pyshared/mx/TextTools/Constants/__init__.py
/usr/share/pyshared/mx/TextTools/TextTools.py
/usr/share/pyshared/mx/TextTools/__init__.py
/usr/share/pyshared/mx/TextTools/mxTextTools/
/usr/share/pyshared/mx/TextTools/mxTextTools/__init__.py
/usr/share/pyshared/mx/TextTools/mxTextTools/test.py
/usr/share/pyshared/mx/TextTools/mxTextTools/testHTML.py
/usr/share/pyshared/mx/TextTools/mxTextTools/testPickleSegFault.py
/usr/share/pyshared/mx/TextTools/mxTextTools/testSegFault.py
/usr/share/pyshared/mx/TextTools/mxTextTools/testkj.py