DeepMD-kit | The problem of key word in v.2.0.0

[walkjoker-c]

UserWarning: It seems that you are using a deepmd-kit input of version 1.x.x, which is deprecated. we have converted the input to >2.0.0 compatible, and output it to file input_v2_compat.json

So what is the keyword in version v2.0.0

[AnguseZhang]

Please refer to devel branch's manual and description.
https://github.com/deepmodeling/deepmd-kit/blob/devel/doc/train-se-e2-a.md#train-a-deep-potential-model

[njzjz]

See also https://docs.deepmodeling.org/projects/deepmd/en/latest/train-input.html.