code: def _is_valid_raw_rows(self):
      is_valid_raw_transcripts = self._is_valid_raw_transcripts()
      is_valid_raw_wav_frames = self._is_valid_raw_wav_frames()
      is_valid_raw_row = [
          (is_valid_raw_transcript & is_valid_raw_wav_frame)
          for is_valid_raw_transcript, is_valid_raw_wav_frame in zip(
              is_valid_raw_transcripts, is_valid_raw_wav_frames
          )
      ]
      series = pd.Series(is_valid_raw_row)
      return series
  
imports: import csv
  import logging
  import math
  import os
  import subprocess
  import urllib
  from pathlib import Path
  import pandas
  from sox import Transformer
  import swifter
  from deepspeech_training.util.importers import get_importers_parser, get_validate_label
label_desc: Use image node_id 5 for calling the GramVaaniDataSets obj's underlying member method code with example usage: obj._is_valid_raw_rows() and returns: series