class_docstr: Tests the S3Driver
  
  This was largely ported over from test_lookup_tables.py from the old implementation.
class_docstr_tok: ["Tests","the","S3Driver","This","was","largely","ported","over","from","test_lookup_tables.py","from","the","old","implementation","."]
docstr: LookupTables - Drivers - DynamoDB Driver - Init
docstr_tok: ["LookupTables","-","Drivers","-","DynamoDB","Driver","-","Init"]
code: def test_initialize(self, mock_logger):
      """LookupTables - Drivers - DynamoDB Driver - Init"""
      self._driver.initialize()
      mock_logger.assert_any_call(
          "LookupTable (%s): Running initialization routine",
          "dynamodb:table_name",
      )
  
imports: from datetime import datetime
  from mock import patch
  from botocore.exceptions import ReadTimeoutError
  from moto import mock_dynamodb2
  from nose.tools import assert_equal, assert_false, assert_raises, assert_true
  from streamalert.shared.config import load_config
  from streamalert.shared.lookup_tables.drivers_factory import construct_persistence_driver
  from streamalert.shared.lookup_tables.errors import LookupTablesInitializationError
  from tests.unit.helpers.aws_mocks import put_mock_dynamod_data
label_desc: Use image node_id 4 for calling the TestDynamoDBDriver obj's underlying member method code with example usage: obj.test_initialize(mock_logger) without return types