Devansh Amin

Thank you for adding the HTML functionality to the `message` function. While using it, I came across few use-cases where the current front-end output needs improvement. Using [Collapsed sections](https://docs.github.com/en/get-started/writing-on-github/working-with-advanced-formatting/organizing-information-with-collapsed-sections) with...

In the [\_\_iter\_\_](https://github.com/mosaicml/llm-foundry/blob/main/llmfoundry/data/data.py#L116) method of the `ConcatTokensDataset` class, the `dtype` argument is not specified for the statement `yield {'tokens': np.asarray(concat_sample).tobytes()}`. The default dtype used by numpy is `np.int32`. On the...