python2--django返回二维码展示页面

# -*- coding:utf-8 -*-

from django.shortcuts import render
from django.http import JsonResponse,HttpResponse
from django.views.generic import Viewimport qrcode,uuid,os

# Create your views here.




class CreateCode(View):
    def get(self,request,id,*args,**kwargs):
        print id
        code_str = 'helloworld')

        print code_str
        filename = self.make_code(code_str)
        if os.path.exists(filename):
            qrimg_data = open(filename, 'rb').read()
            return HttpResponse(qrimg_data, content_type="image/png")

    def make_code(self,text):
        qr = qrcode.QRCode(version=5,
                           error_correction=qrcode.constants.ERROR_CORRECT_L,
                           box_size=8,
                           border=4,
                           )
        # 添加数据
        qr.add_data(text)
        # 生成二维码
        qr.make(fit=True)
        img = qr.make_image()
        # img.show()
        filename = 'media/qrcode_all/{uuid}.png'.format(uuid=uuid.uuid4().hex[:8])
        img.save(filename)

        return filename

 

 

 

哈哈😄以上示例效果图因涉及到个人信息，做了处理，谅解