qr_code.py

# pyinstaller --onefile --hidden-import=qrcode --hidden-import=PIL qr_code.py
# auto-py-to-exe

import sys
import qrcode
from PIL import Image

def generate_qr(data, output_file, width, height):
    # Create QR code instance
    qr = qrcode.QRCode(
        version=1,
        error_correction=qrcode.constants.ERROR_CORRECT_L,
        box_size=10,
        border=4,
    )
    # Add data to the QR code
    qr.add_data(data)
    qr.make(fit=True)

    # Create an image from the QR Code instance
    img = qr.make_image(fill='black', back_color='white')

    # Resize the image
    img = img.resize((width, height), Image.Resampling.LANCZOS)

    # Save the image
    img.save(output_file)

if __name__ == "__main__":
    if len(sys.argv) != 5:
        print("Usage: generate_qr.py <data> <output_file> <width> <height>")
        sys.exit(1)

    data = sys.argv[1]
    output_file = sys.argv[2]
    width = int(sys.argv[3])
    height = int(sys.argv[4])

    generate_qr(data, output_file, width, height)