import argparseparser = argparse.ArgumentParser()parser.add_argument( '-n', '--name', dest='rname', required=True, help='increase output name' )args = parser.parse_args()name = args.rnameprint('Hello', name)先在控制台执行命令 python test.py -h，执行结果：usage: test.py [-...
创建ArgumentParser() 对象 调用add_argument() 方法添加参数 使用parse_args() 解析添加的参数 # exampleimportargparse parser = argparse.ArgumentParser() parser.add_argument('positional_param',type=int,help='positional param help')# 位置参数,凭位置赋值parser.add_argument('--integer',type=int,help='di...
使用方法example: importargparse parser= argparse.ArgumentParser()#将argparse包中的ArgumentParser类实例化#向parser中添加argument,其具体参数设置见官网手册parser.add_argument('--seed', type=int, default=42, help='Random seed.') parser.add_argument('--epochs', type=int, default=200, help='Number...
parser = argparse.ArgumentParser() parser.add_argument('-o', '--output', action='store_true', help="shows output") args = parser.parse_args() if args.output: print("This is some output") The example adds one argument having two options: a short-oand a long--ouput. These are opti...
\n {exc}") if __name__ == "__main__": parser = ArgumentParser() parser.add_argument("project_name", type=str) args = parser.parse_args() create_new_project(args.project_name) This is a command-line tool that you can call to start a project. It’ll take care of creating a...
parser=argparse.ArgumentParser(description="This is a example program ") add_help:默认是True,可以设置False禁用 3、add_argument()方法,用来指定程序需要接受的命令参数 ArgumentParser.add_argument(name or flags...[, action][, nargs][,const][,default][, type][, choices][, required][, help][, ...
Help on function some_function in module __main__: some_function(argument1) Summary or Description of the Function Parameters: argument1 (int): Description of arg1 Returns: int:Returning value Run code Powered By Let's look at the example which can show how the multi-line strings can ...
python中parser.add_argument（）⽤法实例（命令⾏选 项、参数和⼦命令解析器）⽬录 ⼀、argparse介绍 ⼆、argparse使⽤——代码⽰例 1、创建⼀个解析器——创建 ArgumentParser() 对象 2、添加参数——调⽤ add_argument() ⽅法添加参数 3、解析参数——使⽤ parse_args() 解析添加的参数 ...
parser = argparse.ArgumentParser(description='parser example') parser.add_argument('--seed', default=1, type=int, help='Random seed') parser.add_argument('--lr', default=0.1, type=float, help='learning rate') parser.add_argument('--datapath', default='../../dataset/', type=str, hel...
ArgumentParser(description='Example command line tool using argparse') subparsers = parser.add_subparsers(dest='command') search_parser = subparsers.add_parser('search', help='Search files for keywords') search_parser.add_argument('search_dir', help='Directory to search in') search_parser.add...