The commands are basic building blocks of an application. Click defines commands through decorators. They are created with theclick.commanddecorator. Values are passed to the commands via options or arguments. Options are added with theclick.optiondecorator, arguments with theclick.argument. Values in...
Click 不仅将一个普通的函数转化为一个命令行工具,还为它提供了选项、参数等,并且自动生成了帮助信息。 Click 支持选项和参数两种类型的脚本参数,使用 option 装饰器来使相应的函数增加命令行选项,使用 argument 装饰器使相应的函数增加命令参数。在以上示例中 count 是选项,而 name 是参数。从运行结果上来看选项会...
"" click.echo(f'Hello, {name}!') if __name__ == '__main__': hello() 在上面的例子中,@click.command()装饰器定义了一个命令,@click.option()则定义了一个可选参数--name,如果用户没有提供该参数,会通过prompt属性提示用户输入。 3.2.2 自定义类型转换与验证 Click允许开发者自定义参数类型,并...
click.echo(ctx.get_help())@server.command()@click.option("--username","-u",help="The username of the user.")@click.option("--password","-p",help="The password of the user.")definitDB(username,password):'''Create a database and add the first user'''ifdatabase_exists(db.engine....
click模块 先开一个简单的使用示例: #!/usr/bin/pythonimportclick@click.command()@click.option("--name", default="zhangsan",help="name attribute: 非必要属性")@click.option("--age",help="age attribute",type=int)@click.option("--sex",help="sex attribute")@click.option("-t",help="type...
# @click.command(cls=MyCLI)# defcli():# passif__name__=='__main__':cli() 2.5 合并命令组/多命令 当有多个命令组,每个命令组中有一些命令,你想把所有的命令合并在一个集合中时,click.CommandCollection就派上了用场: 代码语言:javascript ...
click.echo_via_pager('\n'.join('Line %d'% idxforidxinrange(200))) 如果输出的文本特别大,处于性能的考虑,希望翻页时生成对应内容,那么就可以使用生成器: def_generate_output():foridxinrange(50000):yield"Line %d\n"% idx@click.command()defless(): ...
click.echo('Debug mode is %s' % ('on' if debug else 'off')) @cli.command() # @cli, not @click! def sync(): click.echo('Syncing') 1. 2. 3. 4. 5. 6. 7. 8. 执行效果如下: Usage: tool.py [OPTIONS] COMMAND [ARGS]... ...
$ click_ Click is a Python package for creating beautiful command line interfaces in a composable way with as little code as necessary. It's the "Command Line Interface Creation Kit". It's highly configurable but comes with sensible defaults out of the box. It aims to make the process of...
Click is a Python package for creating beautiful command line interfaces in a composable way with as little code as necessary. It's the "Command Line Interface Creation Kit". It's highly configurable but comes with sensible defaults out of the box. ...