def __init__(self, ean, writer=None):
ean = ean[:self.digits]
if not ean.isdigit():
raise IllegalCharacterError('Code can only contain numbers.')
self.ean = ean
self.ean = '{0}{1}'.format(ean, self.calculate_checksum())
self.writer = writer or Barcode.default_writer()
def __init__(self, code, writer=None, narrow=2, wide=5):
if not code.isdigit():
raise IllegalCharacterError('ITF code can only contain numbers.')
#Length must be even, prepend 0 if necessary
if len(code) % 2 != 0:
code = '0' + code
self.code = code
self.writer = writer or Barcode.default_writer()
self.narrow = narrow
self.wide = wide
def __init__(self, ean, writer=None):
ean = ean[:self.digits]
if not ean.isdigit():
raise IllegalCharacterError('EAN code can only contain numbers.')
if len(ean) != self.digits:
raise NumberOfDigitsError('EAN must have {0} digits, not '
'{1}.'.format(self.digits, len(ean)))
self.ean = ean
self.ean = '{0}{1}'.format(ean, self.calculate_checksum())
self.writer = writer or Barcode.default_writer()
def __init__(self, code, writer=None):
self.code = code
self.writer = writer or Barcode.default_writer()
self._charset = 'B'
self._buffer = ''
check_code(self.code, self.name, code128.ALL)
def __init__(self, code, writer=None, add_checksum=True):
self.code = code.upper()
if add_checksum:
self.code += self.calculate_checksum()
self.writer = writer or Barcode.default_writer()
check_code(self.code, self.name, REF)
