def item(self,
name,
quantity,
quantityunit,
ptu,
price,
plu='',
action='sale',
recipe='',
charge='',
description='',
discount_name='',
discount_value=None,
discount_descid=0):
if discount_value is not None:
dsc = E.discount('',
action='discount',
name=discount_name,
value=discount_value,
descid=str(discount_descid))
else:
dsc = ''
cmd = E.item(dsc,
name=name,
quantity=str(quantity),
quantityunit=quantityunit,
ptu=ptu,
price=str(price),
plu=plu,
action=action,
recipe=recipe,
charge=charge,
description=description)
self.send_command(cmd, check_for_errors=True)
