Help me to convert to odoo 10

def raw_confirm(self, cr, uid, ids, context=None):
    child_line = self.pool.get('rutile.quality.line.item')
    for id_val in ids:
        search_val = self.pool.get('rutile.quality.line.item').search(cr,uid,[('parent_id', '=', id_val)],context=context)
        for line in self.pool.get('rutile.quality.line.item').browse( cr, uid, search_val):
            child_line.write(cr, uid, line.id, {'state': 'waiting_approve'})
    return self.write(cr, uid, ids, {'state': 'waiting_approve'}, context=context)

def onchange_grade_chemical(self, cr, uid, ids, grade, context=None):
    product_grade_obj = self.pool.get('production.product_grade')
    ls = []
    bo_id = product_grade_obj.search(cr, uid, [('id','=',grade)])
    for li in product_grade_obj.browse(cr, uid, bo_id):
        for line in li.chemical_line_ids:
            result = {'standard_from':line.standard_from,'standard_to':line.standard_to,'name':line.name.id,'sequence':line.sequence}
            ls.append(result)
        if grade:
            return {'value': {'rutile_chemical_line_ids':ls}} 
help me?