python-pyStrich条形码模块

安装命令：pip install pyStrich  

import os
import time
import sys
from pystrich.code128 import Code128Encoder
from pystrich.ean13 import EAN13Encoder
from pystrich.qrcode import QRCodeEncoder


def code128():
    code = input("输入条码code128：")
    if code == "exit":
        sys.exit()
    else:
        encoder = Code128Encoder(code)
        encoder.save("1.png", bar_width=6)
        os.system("1.png")
        time.sleep(2)
        os.remove("1.png")
    return code128()


def ean13():
    code = input("输入条码ean13：")
    if code == "exit":
        sys.exit()
    elif len(code) < 12 or len(code) > 13:
        print('★★输入ean13条码有误★★')
    else:
        if code.isdigit() == True:  # 判断是否为数字
            encoder = EAN13Encoder(code)
            encoder.save("2.png", bar_width=4)
            os.system("2.png")  #用系统默认看图软件打开图片
            time.sleep(2)

        else:
            print("请输入数字")
    return ean13()


def qrcode():
    code = input("输入条码qrcode：")
    if code == "exit":
        sys.exit()
    else:
        encoder = QRCodeEncoder(code)
        encoder.save("3.png", cellsize=15)
        os.system("3.png")
        time.sleep(5)
        os.remove("3.png")
    return qrcode()


if __name__ == "__main__":
    # code128()
    ean13()
    # qrcode()