Hi everyone, I updated the hr.employee module,and now i wanna add a new menuitem(in my new module) where i wana retrieve the employee who have the job_id:professor but i retrieve an empty list in my new menuitem thank you

professeur.py

class professeur(osv.osv):

_name = 'professeur'

_columns = {
    'name':fields.one2many('hr.employee','prof_id',"Liste des professeurs", readonly=True),
}

professeur()