kms.py 文件源码

def kms_client(self):
        if not hasattr(self, '_kms_client'):
            try:
                self._kms_client = boto3.client('kms')
            except NoRegionError:
                region_name = get_current_region()
                self._kms_client = boto3.client('kms', region_name=region_name)
        return self._kms_client