argparse模块可以让人轻松编写用户友好的命令行接口。程序定义它需要的参数,然后argparse将弄清如何从sys.argv解析出那些参数。argparse模块还会自动生成帮助和使用手册,并在用户给程序传入无效参数时报出错误信息。 第一步:创建一个解析器 Bash parser=argparse.ArgumentParser(epilog='\tExample: \r\npython3 '+ sys....
parser = argparse.ArgumentParser(description='RouteNet script') subparsers = parser.add_subparsers(help='sub-command help') parser_train = subparsers.add_parser('train', help='Train options') parser_train.add_argument('--hparams', type=str, help='Comma separated list of "name=value" pairs...
然后在Python脚本中解析命令行参数来设置可见的GPU。 importargparseimportos parser=argparse.ArgumentParser(description='Select visible GPUs.')parser.add_argument('--gpus',type=str,default='0',help='Comma-separated list of GPU IDs.')args=parser.parse_args()os.environ["CUDA_VISIBLE_DEVICES"]=args.g...
parser.add_argument('-sk', '--suffix_keywords', help='comma separated additional words added after to main keyword', type=str, required=False) parser.add_argument('-pk', '--prefix_keywords', help='comma separated additional words added before main keyword', type=str, required=False) parse...
四、命令行参数:argparse 五、正则表达式:re 正则表达式 正则表达式速查表 re模块 常用的正则表达式 校验数字的表达式 校验字符的表达式 特殊需求表达式 六、数据编码:base64,struct,hashlib base64 struct hashlib 七、文件操作:csv,wav csv wav 拓展:urllib操作网页 八、上下文管理:contextlib 用法一:@contextmanager...
Commands typically accept one or many arguments, which you can provide as a whitespace-separated or comma-separated list on your command line. Option, also known as flag or switch: An optional argument that modifies a command’s behavior. Options are passed to commands using a specific name, ...
python -- argparse argparse模块可以让人轻松编写用户友好的命令行接口。程序定义它需要的参数,然后argparse将弄清如何从sys.argv解析出那些参数。argparse模块还会自动生成帮助和使用手册,并在用户给程序传入无效参数时报出错误信息。 import argparse parser = argparse.ArgumentParser(description='manual to this script'...
Comma separated list of select packages to exclude from the output. If set, --all will be ignored. -j, --json Display dependency tree as json. This will yield "raw" output that may be used by external tools. This option overrides all other options. ...
Commands typically accept arguments, which you can provide as a whitespace-separated or comma-separated list on your command line.In this section, you’ll learn how to take command-line arguments in your Click applications. You’ll start with the most basic form of arguments and walk through ...
@@ -25,6 +25,13 @@ def comma_separated(values): return list(filter(None, values)) def check_positive(value): value = int(value) if value <= 0: raise argparse.ArgumentTypeError("Argument must a be positive integer.") return value def filter_opts(cmd, *, allow_no_benchmarks=False...