/usr/share/pyshared/trytond/ is in tryton-modules-stock-supply-day 2.2.1-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/trytond/modules/
/usr/share/pyshared/trytond/modules/stock_supply_day/
/usr/share/pyshared/trytond/modules/stock_supply_day/__init__.py
/usr/share/pyshared/trytond/modules/stock_supply_day/__tryton__.py
/usr/share/pyshared/trytond/modules/stock_supply_day/locale/
/usr/share/pyshared/trytond/modules/stock_supply_day/locale/bg_BG.po
/usr/share/pyshared/trytond/modules/stock_supply_day/locale/cs_CZ.po
/usr/share/pyshared/trytond/modules/stock_supply_day/locale/de_DE.po
/usr/share/pyshared/trytond/modules/stock_supply_day/locale/es_CO.po
/usr/share/pyshared/trytond/modules/stock_supply_day/locale/es_ES.po
/usr/share/pyshared/trytond/modules/stock_supply_day/locale/fr_FR.po
/usr/share/pyshared/trytond/modules/stock_supply_day/locale/nl_NL.po
/usr/share/pyshared/trytond/modules/stock_supply_day/locale/ru_RU.po
/usr/share/pyshared/trytond/modules/stock_supply_day/purchase.py
/usr/share/pyshared/trytond/modules/stock_supply_day/purchase.xml
/usr/share/pyshared/trytond/modules/stock_supply_day/tests/
/usr/share/pyshared/trytond/modules/stock_supply_day/tests/__init__.py
/usr/share/pyshared/trytond/modules/stock_supply_day/tests/test_stock_supply_day.py
/usr/share/pyshared/trytond_stock_supply_day-2.2.1.egg-info/PKG-INFO
/usr/share/pyshared/trytond_stock_supply_day-2.2.1.egg-info/SOURCES.txt
/usr/share/pyshared/trytond_stock_supply_day-2.2.1.egg-info/dependency_links.txt
/usr/share/pyshared/trytond_stock_supply_day-2.2.1.egg-info/entry_points.txt
/usr/share/pyshared/trytond_stock_supply_day-2.2.1.egg-info/not-zip-safe
/usr/share/pyshared/trytond_stock_supply_day-2.2.1.egg-info/requires.txt
/usr/share/pyshared/trytond_stock_supply_day-2.2.1.egg-info/top_level.txt