使用Python3 Boto3包删除AWS CloudFormation的栈(Stacks)

json_formatted_str = json.dumps(task_definition, indent=2, sort_keys=True, default=str)

exp = re.compile(stack_name_to_Search)
stack_name = cfn_stack['StackName']
if re.search(exp, stack_name):
  ....

def delete_skms_stack(stack_name):
    cf_client = boto3.client('cloudformation')
    #list all the stacks excepts 'DELETED_STACKS'
    response = cf_client.list_stacks(
        StackStatusFilter=[
        'CREATE_IN_PROGRESS','CREATE_FAILED','CREATE_COMPLETE',
        'ROLLBACK_IN_PROGRESS','ROLLBACK_FAILED','ROLLBACK_COMPLETE',
        'DELETE_IN_PROGRESS','DELETE_FAILED',
        'UPDATE_IN_PROGRESS','UPDATE_COMPLETE_CLEANUP_IN_PROGRESS','UPDATE_COMPLETE','UPDATE_FAILED','UPDATE_ROLLBACK_IN_PROGRESS','UPDATE_ROLLBACK_FAILED','UPDATE_ROLLBACK_COMPLETE_CLEANUP_IN_PROGRESS','UPDATE_ROLLBACK_COMPLETE','REVIEW_IN_PROGRESS',
        'IMPORT_IN_PROGRESS','IMPORT_COMPLETE','IMPORT_ROLLBACK_IN_PROGRESS','IMPORT_ROLLBACK_FAILED','IMPORT_ROLLBACK_COMPLETE'
        ]
    )
    #Stack name pattern
    exp = re.compile(stack_name)
    print('--------------------')
    print(response['StackSummaries'])
    for cfn_stack in response['StackSummaries']:
        stack_name = cfn_stack['StackName']
        #match = re.search(regex_pattern,stack_name)
        if re.search(exp, stack_name):
        #Custome conditions can be implemented here
            try:
                response = cf_client.delete_stack(StackName=stack_name)
                stack_delete_status = cf_client.describe_stacks(StackName=stack_name)
                logger.info("Delete stack: " + json.dumps(response))
                while stack_delete_status['Stacks'][0]['StackStatus'] == 'DELETE_IN_PROGRESS':
                    time.sleep(10)
                    stack_delete_status = cf_client.describe_stacks(StackName=stack_name)
                    logger.info("Delete stack status: " + stack_delete_status['Stacks'][0]['StackStatus'])
                    if stack_delete_status['Stacks'][0]['StackStatus'] == 'DELETE_FAILED':
                        logger.warning('Delete failed. Retry delete')
                        resources = cf_client.delete_stack(StackName=stack_name)
                        return resources
                    elif stack_delete_status['Stacks'][0]['StackStatus'] == 'DELETE_IN_PROGRESS':
                        continue
                    else:
                        logger.info("Delete stack complete")
            except Exception as e:
                logger.error(e)