This is about a python extension for encoding and decoding the popular matrix code created by the Japanese corporation Denso-Wave, known as Quick Response Code (qrcode). Actually, it’s a big hack! The encoder is based on Fukuchi Kentaro's libqrencode, with a small python hack from Stefano Pedemonte's PyQrCodec. On the other hand, the decoder is based on the best free and open source qrcode decoder