Packages are usually created via transfers (during pack operation) and can contain different products.
Once created, the whole package can be moved at once, or products can be unpacked and moved as single units again.
stock.quant.duplicated.sn.warning1000stock.quantview.stock.quant.form100stock.quantstock.quant.inventory.list.editablestock.quantSet to quantity on handlistcode
action = records.action_set_inventory_quantity()
Set to 0listcode
action = records.action_set_inventory_quantity_zero()