alifestd_unfurl_traversal_preorder_polars

alifestd_unfurl_traversal_preorder_polars(phylogeny_df: DataFrame) → ndarray

List node indices in DFS preorder traversal order.

Parameters

phylogeny_dfpolars.DataFrame or polars.LazyFrame

The phylogeny as a dataframe in alife standard format.

Must represent an asexual phylogeny with contiguous ids and topologically sorted rows.

Returns

np.ndarray

Index array giving DFS preorder traversal order.

See Also

alifestd_unfurl_traversal_preorder_asexual :

Pandas-based implementation.