/usr/share/pyshared/ is in tryton-modules-analytic-invoice 1:2.2.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/trytond/
/usr/share/pyshared/trytond/modules/
/usr/share/pyshared/trytond/modules/analytic_invoice/
/usr/share/pyshared/trytond/modules/analytic_invoice/__init__.py
/usr/share/pyshared/trytond/modules/analytic_invoice/__tryton__.py
/usr/share/pyshared/trytond/modules/analytic_invoice/invoice.py
/usr/share/pyshared/trytond/modules/analytic_invoice/invoice.xml
/usr/share/pyshared/trytond/modules/analytic_invoice/locale/
/usr/share/pyshared/trytond/modules/analytic_invoice/locale/bg_BG.po
/usr/share/pyshared/trytond/modules/analytic_invoice/locale/cs_CZ.po
/usr/share/pyshared/trytond/modules/analytic_invoice/locale/de_DE.po
/usr/share/pyshared/trytond/modules/analytic_invoice/locale/es_CO.po
/usr/share/pyshared/trytond/modules/analytic_invoice/locale/es_ES.po
/usr/share/pyshared/trytond/modules/analytic_invoice/locale/fr_FR.po
/usr/share/pyshared/trytond/modules/analytic_invoice/locale/nl_NL.po
/usr/share/pyshared/trytond/modules/analytic_invoice/locale/ru_RU.po
/usr/share/pyshared/trytond/modules/analytic_invoice/tests/
/usr/share/pyshared/trytond/modules/analytic_invoice/tests/__init__.py
/usr/share/pyshared/trytond/modules/analytic_invoice/tests/test_analytic_invoice.py
/usr/share/pyshared/trytond_analytic_invoice-2.2.0.egg-info/
/usr/share/pyshared/trytond_analytic_invoice-2.2.0.egg-info/PKG-INFO
/usr/share/pyshared/trytond_analytic_invoice-2.2.0.egg-info/SOURCES.txt
/usr/share/pyshared/trytond_analytic_invoice-2.2.0.egg-info/dependency_links.txt
/usr/share/pyshared/trytond_analytic_invoice-2.2.0.egg-info/entry_points.txt
/usr/share/pyshared/trytond_analytic_invoice-2.2.0.egg-info/not-zip-safe
/usr/share/pyshared/trytond_analytic_invoice-2.2.0.egg-info/requires.txt
/usr/share/pyshared/trytond_analytic_invoice-2.2.0.egg-info/top_level.txt