python ：生成条形码

 1 import barcode
 2 from barcode.writer import ImageWriter
 3 
 4 #Define content of the barcode as a string
 5 number = input("Enter the code to generate barcode : ")  #clcoding.com
 6 
 7 #Get the required barcode format
 8 barcode_format = barcode.get_barcode_class('upc')
 9 
10 #Generate barcode and render as image
11 my_barcode = barcode_format(number, writer=ImageWriter())  
12 
13 #Save barcode as PNG
14 my_barcode.save("generated_barcode")
15 from PIL import Image #to open the barcde and show
16 Image.open('generated_barcode.png')