def receipt_begin(self, mode='online', pharmaceutical='no'):
cmd = E.receipt('',
action='begin',
mode=mode,
pharmaceutical=pharmaceutical)
self.send_command(cmd, check_for_errors=True)
def receipt_close(self,
total,
systemno,
checkout,
cashier,
charge=None,
nip=None):
cmd = E.receipt('',
action='close',
total=str(total),
systemno=systemno,
checkout=checkout,
cashier=cashier)
if charge is not None:
cmd.set('charge', str(charge))
if nip is not None:
cmd.set('nip', nip)
self.send_command(cmd, check_for_errors=True)
def receipt_cancel(self):
cmd = E.receipt('', action='cancel')
self.send_command(cmd, check_for_errors=True)