b.py

import numpy as np
import imutils
import cv2
from pyzbar import pyzbar

# read the QRCODE image
img = cv2.imread("site.png")

def readbarcode(image):
    barcodes = pyzbar.decode(image)
    # loop over the detected barcodes
    for barcode in barcodes:
        # extract the bounding box location of the barcode and draw the
        # bounding box surrounding the barcode on the image
        (x, y, w, h) = barcode.rect
        cv2.rectangle(image, (x, y), (x + w, y + h), (0, 0, 255), 2)
        # the barcode data is a bytes object so if we want to draw it on
        # our output image we need to convert it to a string first
        barcodeData = barcode.data.decode("utf-8")
        barcodeType = barcode.type
        # draw the barcode data and barcode type on the image
        text = "{} ({})".format(barcodeData, barcodeType)
        cv2.putText(image, text, (x, y - 10), cv2.FONT_HERSHEY_SIMPLEX,
                    0.5, (0, 0, 255), 2)
        # print the barcode type and data to the terminal
        print("[INFO] Found {} barcode: {}".format(barcodeType, barcodeData))
    return image