class_docstr: Test class for S3Output
docstr: S3Output local variables
docstr_tok: ["S3Output","local","variables"]
code: def test_locals(self):
      """S3Output local variables"""
      assert_equal(self._dispatcher.__class__.__name__, "S3Output")
      assert_equal(self._dispatcher.__service__, self.SERVICE)
  
imports: from email.mime.application import MIMEApplication
  from email.mime.text import MIMEText
  import boto3
  from mock import MagicMock, Mock, patch
  from moto import mock_kinesis, mock_s3, mock_sns, mock_sqs, mock_ses
  from nose.tools import assert_equal, assert_false, assert_is_not_none, assert_true
  from streamalert.alert_processor.helpers import compose_alert
  from streamalert.alert_processor.outputs.output_base import OutputProperty
  from streamalert.alert_processor.outputs import aws
  from streamalert.alert_processor.outputs.aws import AWSOutput, KinesisFirehoseOutput, LambdaOutput, S3Output, SESOutput, SNSOutput, SQSOutput, CloudwatchLogOutput, LambdaOutputV2
  from tests.unit.streamalert.alert_processor import CONFIG, MOCK_ENV, REGION
  from tests.unit.streamalert.alert_processor.helpers import get_alert, get_random_alert
label_desc: Use image node_id 2 for calling the TestS3Output obj's underlying member method code with example usage: obj.test_locals() without return types