$ python cobra.py --help
usage: cobra.py [-?] {shell,scan,db,runserver,start,statistic} ...

positional arguments:
  {shell,scan,db,runserver,start,statistic}
    shell               Runs a Python shell inside Flask application context.
    db                  Perform database migrations
    runserver           Runs the Flask development server i.e. app.run()
    start               Start Cobra
    install             Initialization Cobra database structure and base data
    statistic           Staitstic project code nunber

optional arguments:
  -?, --help            show this help message and exit