Some model parameters have been added by the below bp.
Add support models
https://blueprints.launchpad.net/meteos/+spec/add-support-models
It makes model_params longer than 255 characters.
As the result, DB Error occurred when creating model.
Change column type of model_params from String(255) to Text().
Change-Id: I8123408b76b90d3b390a216413b5e455b86fdec5
Closes-Bug: 1667173
In Machine Learning,
Prediction model needs to be evaluated accuracy.
Add a "meteos model-evaluation" command to allow users
to evaluate their models which they created.
implements blueprint evaluate-model
Change-Id: I35b9322d423a224311541f940ecf985870d7c396