Answers for "argparse"



import argparse

parser = argparse.ArgumentParser()
parser.add_argument("-n", "--name", help="Name of thing")
parser.add_argument("-s", "--size", help="Size of thing", type=int)
args = parser.parse_args()

print(, args.size)
Posted by: Guest on April-01-2021

python argparse

import argparse

# construct the argument parse and parse the arguments
ap = argparse.ArgumentParser()
ap.add_argument("-n", "--name", required=True, help="name of the user")
args = vars(ap.parse_args())

# display a friendly message to the user
print("Hi there {}, it's nice to meet you!".format(args["name"]))
Posted by: Guest on May-24-2021

how to use argparse

import argparse

if __name__ == "__main__":
	#add a description
	parser = argparse.ArgumentParser(description="what the program does")

	#add the arguments
	parser.add_argument("arg1", help="advice on arg")
	parser.add_argument("arg2", help="advice on arg")
#						.
# 						.
#   					.
	parser.add_argument("argn", help="advice on arg")

	#this allows you to access the arguments via the object args
	args = parser.parse_args()

	#how to use the arguments
	args.arg1, args.arg2 ... args.argn
Posted by: Guest on February-19-2021

python argparse file argument

import argparse

parser = argparse.ArgumentParser()
parser.add_argument('file', type=argparse.FileType('r'))
args = parser.parse_args()

Posted by: Guest on July-20-2020

argparse python

# Generic parser function intialization in PYTHON
def create_parser(arguments):
    """Returns an instance of argparse.ArgumentParser"""
    # your code here
    parser = argparse.ArgumentParser(
        description="Description of your code")
    parser.add_argument("argument", help="mandatory or positional argument")
    parser.add_argument("-o", "--optional", 
    	help="Will take an optional argument after the flag")
    namespace = parser.parse_args(arguments)
    # Returns a namespace object with your arguments
    return namespace
Posted by: Guest on December-09-2020

argparse accept only few options

                    choices=['a', 'b', 'c'],
                    help='Special testing value')

args = parser.parse_args(sys.argv[1:])
Posted by: Guest on May-08-2020

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