CliTools with Flask

Example Usage

% pse_admin --help
usage: cli-app [-h] {run,db_init} ...

positional arguments:
  {run,db_init}  sub-commands
    run
    db_init

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

% pse_admin run --help
usage: cli-app run [-h] [--debug] [--host HOST] [--port PORT]

optional arguments:
  -h, --help   show this help message and exit
  --debug
  --host HOST
  --port PORT

flask_clitools.py

from flask import Flask
from clitools import CliApp


app = Flask(__name__)

@app.route("/")
def hello():
    return "Hello World!"


cli = CliApp()


@cli.command
def command_run(host='127.0.0.1', port=5000, debug=False):
    app.run(host=host, port=port, debug=debug)


@cli.command
def db_init():
    from .models import db_connect, db_init
    engine = db_connect(app.config['DATABASE_URL'])
    db_init(engine)
    print("Database initialized")


if __name__ == "__main__":
    cli.run()