>>> from barcode import Code128 >>> ean=Code128.get("1170773") >>> ean <Code128('1170773')> >>> ean.build() ['110100111001100010010010110000100111101110101011110111011001011100111010001101100011101011'] >>> ean.build() ['110100100001001110011010111011110100111001101001100010010000110100101101110001100011101011'] >>> ean.build() ['110100111001100010010010110000100111101110101011110111011001011100111010001101100011101011'] >>> ean.build() ['110100100001001110011010111011110100111001101001100010010000110100101101110001100011101011'] >>>