Download the files from here -> https://github.com/UNSW-ZZSC9020-2023H2/project

Use this command to deal with files H03-2021/forecastdemand_nsw.csv.zip.partab and H03-2021/forecastdemand_nsw.csv.zip.partab

cat project/data/H03-2021/forecastdemand_nsw.csv.zip.part* > data/H03-2021/forecastdemand_nsw.csv.zip