class_docstr: SQSClient for sending batches of classified records to the Rules Engine function
class_docstr_tok: ["SQSClient","for","sending","batches","of","classified","records","to","the","Rules","Engine","function"]
code: def queue(self):
      return SQSClient._queue
  
imports: import json
  import os
  import backoff
  import boto3
  from botocore.exceptions import ClientError, HTTPClientError
  from botocore.exceptions import ConnectionError
  from streamalert.shared import CLASSIFIER_FUNCTION_NAME
  from streamalert.shared.helpers import boto
  from streamalert.shared.logger import get_logger
  from streamalert.shared.metrics import MetricLogger
  from streamalert.shared.backoff_handlers import backoff_handler, giveup_handler, success_handler
label_desc: Use image node_id 2 for calling the SQSClient obj's underlying member method code with example usage: obj.queue() and returns: SQSClient