res.partner
is_company
not is_company
type == 'contact' and is_company
is_company == False
not is_company
type == 'contact' and is_company
res.partner
is_company
not is_company
type == 'contact' and is_company
not is_company
not is_company
type == 'contact' and is_company
not is_company
is_company