Updating values of recordset records

Business logic often means updating records by changing the values of some of their fields. This recipe shows how to add a contact for a partner and modify the date field of the partner as we go.

Getting ready

This recipe will use the same simplified res.partner definition as the Creating new records recipe. You may refer to this simplified definition to know the fields.

The date field of res.partner has no defined meaning in Odoo. In order to illustrate our purpose, we will use this to record an activity date on the partner, so creating a new contact should update the date of the partner.

How to do it...

To update a partner, you can write a new method called add_contact(), defined like this:

@api.model 
def add_contacts(self, partner, contacts): 
    partner.ensure_one() 
    if contacts: 
       partner.date = fields.Date.context_today(self) 
       partner.child_ids |= contacts 

How it works...

The method starts by checking whether the partner passed as an...