{
  "n_cells": 57861,
  "n_shards": 2,
  "shard_size": 50000,
  "last_shard_size": 7861,
  "successful_shards": 2,
  "failed_shards": 0,
  "processing_time_seconds": 359.4904742240906,
  "dataset_name": "10M_PBMC",
  "random_seed": 42,
  "cells_per_donor": {
    "Donor9": 25257,
    "Donor8": 19984,
    "Donor7": 12620,
    "Donor1": 0,
    "Donor2": 0,
    "Donor3": 0,
    "Donor4": 0,
    "Donor5": 0,
    "Donor6": 0,
    "Donor10": 0,
    "Donor11": 0,
    "Donor12": 0
  },
  "categorical_columns": [
    "sample",
    "species",
    "bc1_well",
    "bc2_well",
    "bc3_well",
    "donor",
    "cytokine",
    "treatment",
    "cell_type"
  ],
  "categories_filtered": {
    "sample": 1092,
    "species": 1,
    "bc1_well": 96,
    "bc2_well": 192,
    "bc3_well": 192,
    "donor": 12,
    "cytokine": 91,
    "treatment": 2,
    "cell_type": 18
  },
  "note": "Categories are filtered to values present in the selected split indices from a single backed AnnData."
}