Class s.p.v.S.Simple:

def __init__(self, port, consts):

def _reset_flags(self):

def _check_coupon_is_opened(self):

def _check_coupon_is_closed(self):

def coupon_identify_customer(self, customer, address, document):

def coupon_is_customer_identified(self):

def coupon_open(self):

def coupon_add_item(self, code, description, price, taxcode, quantity=Decimal('1.0'), unit=UnitType.EMPTY, discount=Decimal('0.0'), surcharge=Decimal('0.0'), unit_desc=''):

def coupon_cancel_item(self, item_id):

def coupon_cancel(self):

def coupon_totalize(self, discount=Decimal('0.0'), surcharge=Decimal('0.0'), taxcode=TaxType.NONE):

def coupon_add_payment(self, payment_method, value, description=u'', custom_pm=''):

def coupon_close(self, message=''):

def get_capabilities(self):

def get_constants(self):

def summarize(self):

def close_till(self, previous_day=False):

def till_add_cash(self, value):

def till_remove_cash(self, value):

def till_read_memory(self, start, end):

def till_read_memory_by_reductions(self, start, end):

def print_cheque(self, value, thirdparty, city, date=None):