/usr/lib/python2.7/dist-packages/trytond/modules/ is in tryton-modules-account-payment-sepa-cfonb 3.8.0-2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/dist-packages/trytond/modules/account_payment_sepa_cfonb/
/usr/lib/python2.7/dist-packages/trytond/modules/account_payment_sepa_cfonb/__init__.py
/usr/lib/python2.7/dist-packages/trytond/modules/account_payment_sepa_cfonb/payment.py
/usr/lib/python2.7/dist-packages/trytond/modules/account_payment_sepa_cfonb/template/
/usr/lib/python2.7/dist-packages/trytond/modules/account_payment_sepa_cfonb/template/base-cfonb.xml
/usr/lib/python2.7/dist-packages/trytond/modules/account_payment_sepa_cfonb/template/pain.001.001.03-cfonb.xml
/usr/lib/python2.7/dist-packages/trytond/modules/account_payment_sepa_cfonb/template/pain.008.001.02-cfonb.xml
/usr/lib/python2.7/dist-packages/trytond/modules/account_payment_sepa_cfonb/tests/
/usr/lib/python2.7/dist-packages/trytond/modules/account_payment_sepa_cfonb/tests/__init__.py
/usr/lib/python2.7/dist-packages/trytond/modules/account_payment_sepa_cfonb/tests/test_account_payment_sepa_cfonb.py
/usr/lib/python2.7/dist-packages/trytond/modules/account_payment_sepa_cfonb/tryton.cfg