What does the "_bns" in model_train.py L40 do?

[Catosine]

Hello,

Let's go straight: Please see this link first https://github.com/quark0/darts/blob/master/cnn/model_search.py#L40

I've noticed that in the whole model_search.py that "_bns" only shows up once. Is it a redundant variable?

Thanks!