text: from checkov.common.models.enums import CheckResult, CheckCategories
  from checkov.terraform.checks.resource.base_resource_value_check import BaseResourceValueCheck
  from checkov.common.models.consts import ANY_VALUE
  
  
  class CloudwatchLogGroupRetention(BaseResourceValueCheck):
      def __init__(self):
          name = "Ensure cloudwatch log groups specify retention days"
          id = "CKV_AWS_66"
          supported_resource = ['aws_cloudwatch_log_group']
          categories = [CheckCategories.LOGGING]
          super().__init__(name=name, id=id, categories=categories, supported_resources=supported_resource)
  
      def get_inspected_key(self):
          return "retention_in_days"
  
      def get_expected_value(self):
          return ANY_VALUE
  
  
  check = CloudwatchLogGroupRetention()
  