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Reading and Generating QR codes in Python using QRtools

What are QR codes? A Quick Response (QR) code is a 2 dimensional barcode that is used due to its fast readability and relatively large storage capacity.  2 dimensional barcodes are similar to one dimensional barcodes, but can store more information per unit area. Installation and Dependencies Linux:   qrtools can be installed on debian based linux systems with the following commands $sudo apt-get update $sudo apt-get install python-qrtools The following dependencies must be installed as well [sudo] pip install pypng [sudo] pip install zbar [sudo] pip install pillow Windows:   qrtools can be installed on windows by downloading the file from here(https://pypi.python.org/pypi/qrtools/0.0.1). On downloading and extraction, run the following command from inside the folder python setup.py install Generating a qrCode: qrtools contains a class QR (can be viewed in the source code), for which we must initially create an object. The object takes the ...