qr code reader using python

Published: 28 February 2024
on channel: CodePen

Instantly Download or Run the code at https://codegive.com
in this tutorial, we'll walk through the process of building a qr code reader using python. we'll be using the qrcode library to generate qr codes and the opencv-python library for capturing and processing images. ensure you have these libraries installed before starting:
now, let's create a simple qr code reader script:
explanation of the code:
generate_qr_code: this function generates a qr code using the qrcode library and saves it as an image file.
read_qr_code: this function reads a qr code from an image using the opencv-python library. it utilizes the cv2.qrcodedetector class to detect and decode qr codes in the given image.
in the main part of the script, we provide an example of generating a qr code with a url and then reading the same qr code from the generated image.
make sure to replace the data_to_encode with your desired data or url when generating a qr code. additionally, you can use a real image path when reading a qr code from an image.
feel free to customize and extend this script based on your specific requirements.
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