DATADIR="data"
  OUTDIR="exp/kmeans_euclidian/ivectors"
  NEW_LSTDIR="${OUTDIR}/lst"
  
  TRAIN_LST=${DATADIR}/pvectors_1rst/lst/train_${kfold}.lst
  VAL_LST=${DATADIR}/pvectors_1rst/lst/val_${kfold}.lst
  TRAIN_LANG_LST=${NEW_LSTDIR}/train_${kfold}_lang.lst
  VAL_LANG_LST=${NEW_LSTDIR}/val_${kfold}_lang.lst
  METAS_LANG=${NEW_LSTDIR}/metas_${kfold}_lang.lst
       
  
  awk '$2=$1' FS=, OFS=, ${TRAIN_LST} > ${TRAIN_LANG_LST}
  echo "VAL EXTRACT LANGUAGE INFO DONE"
  awk '$2=$1' FS=, OFS=, ${VAL_LST} > ${VAL_LANG_LST}
  echo "TRAIN EXTRACT LANGUAGE INFO DONE"
  cat "${TRAIN_LANG_LST}" "${VAL_LANG_LST}" > "${METAS_LANG}"
  echo "GLOBAL EXTRACT LANGUAGE INFO DONE"