django中使用装饰器装饰路由

def deco(func):
    def _deco(request):
        reqFun=None
        try:
            loginbean = request.session['loginbean']
            if loginbean == None:
                return HttpResponse("<script>alert('登录过期,请重新登录');location.href='/';</script>")
            if loginbean['role'] == 3:
                reqFun = func(request,loginbean)
                return reqFun
                # return render(request, 'works/showCreateWorks.html', {'loginbean': loginbean})
            else:
                return HttpResponse("<script>alert('您无权限进入');location.href='/';</script>")
        except Exception as err:
            print(err)
            return HttpResponse("<script>alert('请登录');location.href='/';</script>")

    return _deco


@deco
def myworks(request,loginbean):
    return render(request, 'works/myworks.html',{'loginbean':loginbean})

@deco
def showcreateworks(request,loginbean):
    return render(request, 'works/showCreateWorks.html',{'loginbean':loginbean})