sys.argv:The list of command line arguments passed to a Python script. sys.argv[0]:返回脚本的名称 sys.argv[1]:返回第一个参数 sys.argv[2]:返回第二个参数 脚本sys_test.py: 运行结果: getopt 模块 getopt:This module helps scripts to parse the command line arguments in sys.argv. getopt.get...
= '-': return True, sys.argv[i] else: return False, default ### MAIN if __name__=='__main__': verbose = 0 debug = 0 infile = "infile" outfile = "outfile" options_start = 3 # --- Parse two positional parameters --- n1 = int(PosArg(1)) n2 = int(PosArg(2)) # --...
Object for parsing command line strings into Python objects. Keyword Arguments: prog -- The name of the program (default: sys.argv[0]) usage -- A usage message (default: auto-generated from arguments) description -- A description of what the program does epilog -- Text following the argume...
The argparse module makes it easy to write user-friendly command-line interfaces. The program defines what arguments it requires, and argparse will figure out how to parse those out of sys.argv. The argparse module also automatically generates help and usage messages and issues errors when users ...
当我们通过add_argument添加一个参数时,parser.parse_args()中就会初始化一个对应的参数,并进行赋值。 默认为None。上面说的action='store_true'时,默认参数为False。 当然我们可以通过default来变更默认的None为我们所想要的值 参数限制 这个用到的比较多,比如我们的代码,提供了对工具的安装、卸载、启动、停止等功...
1# import the necessary packages2import argparse34# construct the argument parse and parse the arguments5 ap =argparse.ArgumentParser()6 ap.add_argument("-n","--name", required=True,7 help="name of the user")8 args =vars(ap.parse_args())910# display a friendly message to the user11...
args=parser.parse_args()print(args)print(type(args)) name_=args.name date_=args.dateprint(type(name_))print(type(date_))print('the people %s said that the date is %s'%(name_, date_)) 方法三:getopt解析 —— 命令行执行:python test_命令行传参.py -f 游泳 -p 20191130或者python test...
optional arguments: -h, --help show this help message andexit 儲存引數資料的 Namespace 物件 使用parse_args()從 parser 取得引數資料後,此函數會回傳Namespace物件,這只是一個單純把資料用屬性(attribute)儲存下來的超簡單類別。 1 2 3 4 5
Parses command line options and parameter list. args is the argument list to be parsed, without the leading reference to the running program. Typically, this means "sys.argv[1:]". shortopts is the string of option letters that the script wants to ...
Well, you can parse the params, with code something like this: params =dict(pair.split('=')forpairinargv[2:]) result = movie_db.search(movie_name, **params) The first line will give you adictwith{'year': '1971'}. Then you can use the**syntax to forward thatdictas the keyword...