class_docstr: A dataset which provides time series.
class_docstr_tok: ["A","dataset","which","provides","time","series","."]
code: def __getitem__(self, index: int) -> TimeSeries:
      if self.standardize:
          return self.series[index].standardize(
              self.means[index], self.stds[index]
          )
      return self.series[index]
  
file_path: gluonts/src/gluonts/nursery/few_shot_prediction/src/meta/data/dataset.py
imports: from __future__ import annotations
  from dataclasses import dataclass
  from typing import List, Optional
  import pandas
  import torch
  from torch.utils.data import Dataset
label_desc: Use image node_id 5 for calling the TimeSeriesDataset obj's underlying member method code with example usage: obj.__getitem__(index) and returns: self, self