Sergey Kolesnikov

@oplatek Several suggestions (just my thoughts during example preparation) 1. Metadata have a bunch of useful information; not only covid-19, but other disease labels also - you need to use...

hi, thanks for the PR! could you please review a codestyle issue? looks like we have a minor black update :)

@osoblanco could you please check the codestyle?

hi, thanks for the issue! could you please try using `evaluate_loader` without any training?) as I see [our implementation](https://github.com/catalyst-team/catalyst/blob/master/catalyst/runners/runner.py#L450#L501), we just run the experiment... so the problem could be with...

so, looks like we have some problems with handware-backend 😢 maybe, @ditwoo @bagxi could also review it our :)

hi, for full-feature config example, you could check out our [detection pipeline](https://github.com/catalyst-team/catalyst/tree/master/examples/detection). Additionaly, there [Config API - minimal example](https://github.com/catalyst-team/catalyst#minimal-examples) under minimal examples

🤔 Nice catch, could you please submit a PR with updated requirements?

Hi, Is it possible to use Sampler with train Dataset (`Dataloder(dataset=dataset, sampler=sampler)`) to make it the pre-defined number of batches you want?

hi, thanks for the PR could you please provide a colab notebook examples with CPU and GPU metric computation?

Yup, that looks like correct.