How To Create Barcode Scanner By Python Pyzbar and cv2 libraries

we use pyzbar to decode and read the barcode and cv2 to show it and draw a rectangle around it.

pyzbar is. “… a pure Python library that reads one-dimensional barcodes and QR codes using the zbar library, an open source software suite for reading bar codes from various sources, such as video streams, image files and raw intensity sensors.

argparse is the “recommended command-line parsing module in the Python standard library.” It's what you use to get command line arguments into your program.

OpenCV is a great tool for image processing and performing computer vision tasks. It is an open-source library that can be used to perform tasks like face detection, objection tracking, landmark detection, and much more. It supports multiple languages including python, java C++