Django简单的验证码功能

依赖包

libz-devlibjpeg-devlibfreetype6-devpython-dev

一、下载包，把captcha复制到项目中

https://github.com/mbi/django-simple-captcha


二、运行

pipinstalldjango-simple-captcha

三、添加到settings.py

INSTALLED_APPS=['captcha',]

四、运行

pythonmanage.pymigrate

五、修改urls.py

fromdjango.conf.urlsimporturl,includeurlpatterns=[url(r'^captcha/',include('captcha.urls')),]

六、修改form

form.py 添加captcha

fromcaptcha.fieldsimportCaptchaFieldclassLoginForm(forms.Form):username=forms.CharField(label='用户名',widget=forms.TextInput(attrs={"placeholder":"用户名","required":"required",}),max_length=50,error_messages={"required":"username不能为空",})password=forms.CharField(label='密码',widget=forms.PasswordInput(attrs={"placeholder":"密码","required":"required",}),max_length=20,error_messages={"required":"password不能为空",})captcha=CaptchaField(label='验证码')defclean(self):#验证码try:captcha_x=self.cleaned_data['captcha']exceptExceptionase:print('except:'+str(e))raiseforms.ValidationError(u"验证码有误，请重新输入")