You can not select more than 25 topicsTopics must start with a chinese character,a letter or number, can include dashes ('-') and can be up to 35 characters long.
1. add device util to verify, create and place device
2. pipeline and trainer support update
3. fix pipeline which use tf models does not place model to the right device
usage
```python
pipe = pipeline('damo/xxx', device='cpu')
pipe = pipeline('damo/xxx', device='gpu')
pipe = pipeline('damo/xxx', device='gpu:0')
pipe = pipeline('damo/xxx', device='gpu:2')
pipe = pipeline('damo/xxx', device='cuda')
pipe = pipeline('damo/xxx', device='cuda:1')
```
Link: https://code.alibaba-inc.com/Ali-MaaS/MaaS-lib/codereview/9800672