docs: def handle(self, *args, **options):
          """
          Lists all the items in a container to stdout.
          """
          self._connection = Auth()._get_connection()
  
          if len(args) == 0:
              containers = self._connection.list_containers()
              if not containers:
                  print("No containers were found for this account.")
          elif len(args) == 1:
              containers = self._connection.list_container_object_names(args[0])
              if not containers:
                  print("No matching container found.")
          else:
              raise CommandError("Pass one and only one [container_name] as an argument")
  
          for container in containers:
              print(container)