def quantity_update(self, num_iid, quantity, session, sku_id=None, outer_id=None, aType=None):
        '''taobao.item.quantity.update 宝贝/SKU库存修改
        
        提供按照全量或增量形式修改宝贝/SKU库存的功能'''
        request = TOPRequest('taobao.item.quantity.update')
        request['num_iid'] = num_iid
        request['quantity'] = quantity
        if sku_id!=None:
            request['sku_id'] = sku_id
        if outer_id!=None:
            request['outer_id'] = outer_id
        if aType!=None:
            request['type'] = aType
        self.create(self.execute(request, session)['item'])
        return self
def quantity_update ( self , num_iid , quantity , session , sku_id = None , outer_id = None , aType = None ) : request = TOPRequest ( 'taobao.item.quantity.update' ) request [ 'num_iid' ] = num_iid request [ 'quantity' ] = quantity if sku_id != None : request [ 'sku_id' ] = sku_id if outer_id != None : request [ 'outer_id' ] = outer_id if aType != None : request [ 'type' ] = aType self . create ( self . execute ( request , session ) [ 'item' ] ) return self
taobao.item.quantity.update 宝贝/SKU库存修改
        
        提供按照全量或增量形式修改宝贝/SKU库存的功能