code: def log(self):
      return self._event["log"]
  
imports: import base64
  import json
  import re
  import time
  import zlib
  from mock import patch
  from streamalert.classifier.parsers import ParserBase
  from streamalert.shared import rule
  from streamalert.shared.logger import get_logger
  from streamalert_cli.test.mocks import LookupTableMocks, ThreatIntelMocks
label_desc: Use image node_id 5 for calling the TestEvent obj's underlying member method code with example usage: obj.log() and returns: self