code: def delete_stack(awsclient, conf, feedback=True):
      
      client_cf = awsclient.get_client('cloudformation')
      stack_name = _get_stack_name(conf)
      last_event = _get_stack_events_last_timestamp(awsclient, stack_name)
  
      request = {}
      dict_selective_merge(request, conf['stack'], ['StackName', 'RoleARN'])
  
      response = client_cf.delete_stack(**request)
  
      if feedback:
          return _poll_stack_events(awsclient, stack_name, last_event)
docs: Delete the stack from AWS cloud.
  
      :param awsclient:
      :param conf:
      :param feedback: print out stack events (defaults to True)