old_contents: import django.dispatch
  
  cache_read = django.dispatch.Signal(providing_args=["func", "hit"])
  cache_invalidated = django.dispatch.Signal(providing_args=["obj_dict"])
  
new_contents: import django.dispatch
  
  cache_read = django.dispatch.Signal()  # args: func, hit
  cache_invalidated = django.dispatch.Signal()  # args: obj_dict
  
subject: Stop using Signal(providing_args) deprected in Django 4.0