nichepca.utils.normalize_per_sample# nichepca.utils.normalize_per_sample(adata, sample_key, **kwargs)# Normalize the per-sample counts in the adata object based on the given sample_key. Parameters: adata (AnnData) – The annotated data object. sample_key (str) – The key in adata.obs that identifies distinct samples. kwargs (dict, optional) – Additional keyword arguments to be passed to sc.pp.normalize_total. Returns: None