nvalchemi.hooks.TrainingRichLayout

class nvalchemi.hooks.TrainingRichLayout

Rich dashboard layout for training workflows.

default_preview_history()

Return representative training metrics for preview rendering.

Return type:

Mapping[str, Sequence[float]]

render(snapshot, history, *, title, precision, max_scalars, plot_keys, max_plots, plot_height)

Build a training-specific Rich dashboard.

Parameters:

• snapshot (ScalarSnapshot | None) – Latest scalar snapshot, or None before the first report.

• history (RichMetricHistory) – Retained scalar history keyed by metric name.

• title (str) – Dashboard title.

• precision (int) – Significant digits used for scalar values.

• max_scalars (int | None) – Maximum number of latest scalar rows.

• plot_keys (Sequence[str] | None) – Explicit plot key ordering override.

• max_plots (int) – Maximum number of plot panels.

• plot_height (int) – Plot height in terminal rows.

Returns:

Renderable Rich layout with training metrics and progress.

Return type:

Layout