Remove num_op from PostProcessingModule

Closes #85 (closed)

changed milestone to %DAN-P2: Clean code and remove unused code

added P2 label

requested review from @schneider-y

assigned to @melodie.boillet

added 4 commits

• 642dc134...491ebb25 - 3 commits from branch main
• 37d514f1 - Remove num_op from PostProcessingModule

Compare with previous version

enabled an automatic merge when the pipeline for 37d514f1 succeeds

merged