https://click.palletsprojects.com/en/7.x/documentation/

`option`帮助信息

help参数来填写帮助信息

@click.command()
@click.option('--count', default=1, help='number of greetings')
@click.argument('name')
def hello(count, name):"""This script prints hello NAME COUNT times."""for x in range(count):click.echo('Hello %s!' % name)

`Arguments`帮助信息

@click.command()
@click.argument('filename')
def touch(filename):"""Print FILENAME."""click.echo(filename)

$ touch --help
Usage: touch [OPTIONS] FILENAMEPrint FILENAME.Options:--help  Show this message and exit.

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`option`帮助信息

`Arguments`帮助信息

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`option`帮助信息

`Arguments`帮助信息