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npu.open
函数原型
npu.open(device_id=None).as_default()
功能说明
用于注册NPU设备，当前必须连续调用as_default设置NPU为默认设备
参数说明
参数名 |
输入/输出 |
描述 |
|---|---|---|
device_id |
输入 |
需要初始化的NPU设备ID，如果不传入，默认读取ASCEND_DEVICE_ID环境变量的值，如果ASCEND_DEVICE_ID环境变量未设置，则取值为0 |
返回值
返回npu_device的实例。
调用示例
import npu_device as npu npu.open().as_default()
父主题： TF Adapter 2.6 接口参考
