在上面的示例中,click.argument装饰器用于定义一个参数config_file,并使用click.Path作为参数类型。exists=True表示要求路径必须存在。 你可以根据实际需求,进一步扩展和完善这个CLI,例如添加更多的命令、选项和参数,以及处理配置文件的逻辑。 腾讯云提供了多个与云计算相关的产品,例如云服务器、云数据库...
文件路径参数用来处理文件路径,可以对路径做是否存在等检查,通过type=click.Path指定。不论文件名是 unicode 还是字节类型,获取到的参数类型都是 unicode 类型。 @click.command()@click.argument('filename',type=click.Path(exists=True))# 要求给定路径存在,否则报错defhello(filename): click.echo(click.format_...
@click.command()@click.argument('filename',type=click.Path(exists=True))# 要求给定路径存在,否则报错defhello(filename):click.echo(click.format_filename(filename)) 如果文件名是以 - 开头,会被误认为是命令行选项,这个时候需要在参数前加上 -- 和空格,比如: $ python hello.py -- -foo.txt -foo...
文件路径参数 用来处理文件路径,可以对路径做是否存在等检查,通过 type=click.Path 指定。不论文件名是 unicode 还是字节类型,获取到的参数类型都是 unicode 类型。 @click.command()@click.argument('filename', type=click.Path(exists=True)) # 要求给定路径存在,否则报错 defhello(filename): click.echo(clic...
import click@click.command()@click.option('-filen',type=click.Path(exists=True),prompt='input your filename',help='open file')defmyfunc(filen):clcik.echo(filen)myfunc() 添加exists=True可以直接判断路径是否存在。 运行结果 04.click.argument添加固定参数 ...
Path(exists=True), help='Path to an attachment file.') @click.option('--dry-run', is_flag=True, help='Simulate sending without actually sending the email.') def send_email(to, subject, body, attach_file, dry_run): """Send an email to a specified recipient with optional attachments...
--> Used os.makedir(path,if_exists=True) [Unit Test Added]: --> .travis.yml - config updated with 'before install'. --> t/unit/apps/test_multi.py - Changed the default log files & pid files paths wherever required. * Avoid race condition due to task duplication. In some ...
@click.group(cls=ServerGroup,create_app=make_app,add_version_option=False,invoke_without_command=True)@click.option("--config",expose_value=False,callback=set_config,required=False,is_flag=False,is_eager=True,metavar="CONFIG",help="using a path like '/path/to/xxxx.cfg'")@click.pass_cont...
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Cannot retrieve value using the binding and no valid fallback value exists; using default instead. BindingExpression:Path= DataItem=null during InitializeComponent() Cannot set a property on object '#FFFFFFFF' because it is in a read-only state. cannot set name attribute value when using a conta...