makeqr.py

import qrcode #Used to generate the QR
import base64 #Used to encode the generated QR as base64, to directly insert it into the HTML
from io import BytesIO #Needed for base64 encoding of the image
from PIL import Image #Needed for QR generation

def makeQR(text): #This function is used to create a QR code and encode it base64, if you make a new shortlink
    qr = qrcode.QRCode( #QR generation variables
        version=1,
        error_correction=qrcode.constants.ERROR_CORRECT_L,
        box_size=10,
        border=1,
    )
    qr.add_data(text) #The URL is in the text variable
    qr.make(fit=True) #Generate the QR

    img = qr.make_image(fill_color="black", back_color="white") #Encode the WR as base 64
    with BytesIO() as buffer:
        img.save(buffer, 'jpeg')
        return base64.b64encode(buffer.getvalue()).decode()