Michele Simionato

PR #9535 was merged, so I think this issue can be closed.

The attribute is now set correctly, lets try to close this again.

Notice that we have strict conventions on the naming of the modules, this is why you get the error ``` RuntimeError: /home/runner/work/oq-engine/oq-engine/openquake/hazardlib/gsim/campbell_bozorgnia_2019_IA_CAV.py is not lowercase! ``` You need to change...

Now you have an error `/doc/api-reference/openquake.hazardlib.gsim.rst: campbell_bozorgnia_2019_ia_cav.py is not documented`. The solution is to update the file `/doc/api-reference/openquake.hazardlib.gsim.rst`

The tests are red: ```python File "/home/runner/work/oq-engine/oq-engine/openquake/hazardlib/gsim/can20/can_shm6_active_crust.py", line 432, in compute CB14.CONSTS["philnAF"] ** 2.) KeyError: 'philnAF' ```

`Each loss (ground-up loss) present in the event-loss table is associated with a corresponding return period` This is not so, @CatalinaYepes , the `risk_by_event` table does not contain a `return_period`...

Reopened since the calculation for AOP/AEP is implemented incorrectly

LGTM

> it is really true that a new oq-engine version implies a new hazardlib version and vice-versa, perhaps we should review our decision to have them in separate repositories.* I...

The tests are running here: https://ci.openquake.org/job/zdevel_oq-hazardlib/650