$ python start.py --help          # How to use
$ python start.py                 # get today schedule of all group
$ python start.py akb             # get today schedule of AKB48
$ python start.py all 2018/10/30  # get 2018.10.30 schedule of all group
$ python start.py nmb 2018/10/31  # get 2018.10.31 schedule of NMB48
$ python start.py t8 2018/11/1    # get 2018.11.1 schedule of AKB48 Team 8