code: def parse_queue(self, global_params, region, queue_url):
          
          queue = {'QueueUrl': queue_url}
          attributes = api_clients[region].get_queue_attributes(QueueUrl = queue_url, AttributeNames = ['CreatedTimestamp', 'Policy', 'QueueArn'])['Attributes']
          queue['arn'] = attributes.pop('QueueArn')
          for k in ['CreatedTimestamp']:
              queue[k] = attributes[k] if k in attributes else None
          if 'Policy' in attributes:
              queue['Policy'] = json.loads(attributes['Policy'])
          else:
              queue['Policy'] = {'Statement': []}
  
          queue['name'] = queue['arn'].split(':')[-1]
          self.queues[queue['name']] = queue
docs: Parse a single queue and fetch additional attributes
  
          :param global_params:           Parameters shared for all regions
          :param region:                  Name of the AWS region
          :param queue_url:               URL of the AWS queue