docstr: Download Stanford Sentiment Treebank to data directory
docstr_tok: ["Download","Stanford","Sentiment","Treebank","to","data","directory"]
code: def _download_sst(cls):
      """
      Download Stanford Sentiment Treebank to data directory
      """
      path = Path(cls.dataset_path)
      if path.exists():
          return
  
      path.mkdir(parents=True, exist_ok=True)
      generic_download(
          url="https://s3.amazonaws.com/enso-data/SST-binary.csv",
          text_column="Text",
          target_column="Target",
          filename=SST_FILENAME,
      )
  
file_path: finetune/tests/test_general_api.py
imports: import os
  import unittest
  import warnings
  from pathlib import Path
  import tensorflow
  import pandas
  import numpy
  from finetune import MultiFieldClassifier, MultiFieldRegressor, Regressor
  from finetune.config import get_config
  from finetune.datasets import generic_download
label_desc: Use image node_id 1 for calling the TestModel obj's underlying member method code with example usage: obj._download_sst(cls) without return types