class_docstr: Load threat intelligence data from DynamoDB and perform IOC detection
class_docstr_tok: ["Load","threat","intelligence","data","from","DynamoDB","and","perform","IOC","detection"]
code: def _dynamodb(self):
      return ThreatIntel._client
  
imports: from collections import defaultdict
  from os import environ
  import backoff
  import boto3
  from boto3.dynamodb.types import TypeDeserializer
  from botocore.exceptions import ClientError, ParamValidationError
  from netaddr import IPNetwork
  from streamalert.shared.backoff_handlers import backoff_handler, success_handler, giveup_handler
  from streamalert.shared.logger import get_logger
  from streamalert.shared.normalize import Normalizer
  from streamalert.shared.utils import in_network, valid_ip
label_desc: Use image node_id 2 for calling the ThreatIntel obj's underlying member method code with example usage: obj._dynamodb() and returns: ThreatIntel