class_docstr: snli data class test for match task.
class_docstr_tok: ["snli","data","class","test","for","match","task","."]
code: def after_download(self) -> bool:
      try:
          download_file = os.path.join(
              self.download_dir, "snli_1.0.zip"
          )
          os.system(f"unzip {download_file}  -d {self.download_dir}")
          self.to_standard_format(
              os.path.join(
                  self.download_dir, "snli_1.0/snli_1.0_train.jsonl"
              ),
              os.path.join(self.data_dir, self.train_file),
          )
          self.to_standard_format(
              os.path.join(
                  self.download_dir, "snli_1.0/snli_1.0_dev.jsonl"
              ),
              os.path.join(self.data_dir, self.dev_file),
          )
          self.to_standard_format(
              os.path.join(
                  self.download_dir, "snli_1.0/snli_1.0_test.jsonl"
              ),
              os.path.join(self.data_dir, self.test_file),
          )
      except Exception as e:
          logging.warning(traceback.format_exc())
          return False
      return True
  
file_path: delta/delta/data/datasets/snli.py
imports: import wget
  import os
  import traceback
  import json
  from absl import logging
  from delta.data.datasets.base_dataset import BaseDataSet
  from delta.utils.register import registers
label_desc: Use image node_id 4 for calling the SNLI obj's underlying member method code with example usage: obj.after_download() and returns: True, False