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此例是以django环境进行测试的。
pip install graphic-verification-code
>>> import gvcode>>> code=gvcode.base64()>>> code(b'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', 'gtmu')--------------------------------------------------------------------------------------------code是一个元组 (b'base64格式的验证码图片','验证图片上的文本')第一个元素 就是一个base64格式的图片:验证码图片第二个元素是验证图片上的文本 如 dfgk把整个元组传给客户端,浏览器会显示此图片 第一个元素,服务端记下图片的文本 即第二个元素,用户按照图片输入文本提交,把用户输入的和服务端记下的进行对比,若一致就是正确的,
在views.py 文件生产验证码函数from django.shortcuts import renderfrom django.http import HttpResponseimport gvcodedef get_code(request): """返回验证码""" base64_code,str_code =gvcode.base64() request.session['code'] = str_code # 渲染模板 函数传参 base64 return render(request,'test.html',{'base64':base64_code})在test.html 文件写入模板验证码 配置路由:根路由:from django.conf.urls import url,includefrom django.contrib import adminurlpatterns = [ url(r'^admin/', admin.site.urls), url(r'^app/',include('app.urls')), ]二级路由:from django.conf.urls import urlfrom app import viewsurlpatterns =[ url(r'^get_code/',views.get_code) ]运行:python manage.py runserver浏览器执行:http://localhost:8000/app/get_code/
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