new_contents: from django.shortcuts import render
  from django.http import HttpResponse
  
  from django.template import loader, RequestContext
  from net_system.models import NetworkDevice
  
  
  # Create your views here.
  def index(request):
      return HttpResponse("Hello, world!")
  
  def test(request):
      c = RequestContext(request, {})
      t = loader.get_template("./test.html")
      page_body_id = 'blog'
      c.update({'page_body_id': page_body_id})
  
      device_names = []
      my_devices = NetworkDevice.objects.all()
      device_names = [a_device.device_name for a_device in my_devices]
      c.update({'device_names': device_names})
  
      if request.method == 'GET':
          return HttpResponse(t.render(c))
  
  
subject: add views