Dimitri Saingre

Hi @roda82, Thanks for the answer. To clarify, should I return an implementation of `Filter` via the `filter_rule` function? Or this used for something else? In [`setup_cpu_formula_actor`](https://github.com/powerapi-ng/smartwatts-formula/blob/6e7cb2842b77e2c3b5662edeee7770b86a7ab42a/smartwatts/__main__.py#L117) it looks like...

Or is there any plan to define filter rules in the config file?

Hi @roda82, Sorry for bringing back this issue. I finally tried to implement this filter system for my use case. However, I think it doesn't work as expected for me....

I think it's a good idea. I could also be useful in a future use-case where we could have one formula and N virtual machine where we could have N...