The first time you enter, the data set list will be downloaded automatically. If you want to cache it, please use the cache command after the initialization is completed. The instructions contained in this program are as follows:

command	explain
listall	Lists all datasets
listallc	Lists all datasets from the cache file
cache	Caches the dataset list to a file
search {keyword}	Search keywords, fuzzy search is not supported
getres {full dataset name}	Get some basic information about the dataset
exit	Exit the program

This may the last thing before I leave in this world. Goodbye.