message: Update preprocess.sh and fix typo
diff: @@ -40,11 +40,11 @@ mkdir -p $DST_DATA_DIR/train && \
  mkdir -p $DST_DATA_DIR/val && \
  head -n 45840617 day_$1 > $DST_DATA_DIR/day_$1_small
  if [ $? -ne 0 ]; then
  - echo "Warning: Cannot open day_$1.gz, fallback to find original compressed data..."
  + echo "Warning: cannot open day_$1, fallback to find original compressed data..."
  echo "Decompressing day_$1.gz..."
  gzip -c day_$1.gz > day_$1
  if [ $? -ne 0 ]; then
  - echo "Warning: Failed to decompress the file. Trying finding the uncompressed dataset..."
  + echo "Warning: failed to decompress the file. Trying finding the uncompressed dataset..."
  exit 2
  fi
  head -n 45840617 day_$1 > $DST_DATA_DIR/day_$1_small
  