def post(self, request):
username = request.POST.get('username')
name = request.POST.get('name')
price = int(request.POST.get('price'))
avl_times = int(request.POST.get('avl_times'))
img = request.FILES.get('qrcode')
user = request.user
g = Group.create(user.id, username, name, price, avl_times, img)
return g.get_info()
