nvidia-docker run -i-e"MASTER_ENDPOINT={MASTER_ENDPOINT}"-e"TASK_NAME={TASK_NAME}"-e"TRAINER_COUNT={TRAINER_COUNT}"-e"TRAINERS={TRAINER_COUNT}"-e"TRAINER_INDEX={TRAINER_INDEX}"-e"TRAINING_ROLE=TRAINER"-e"PSERVER_HOSTS={PSERVER_HOSTS}"{DOCKER_IMAGE}{COMMAND}--device GPU