Python argparse option groups

import argparse

parser = argparse.ArgumentParser(description='Foo', add_help=False)

required = parser.add_argument_group('required arguments')
required.add_argument('-i', '--input', help='Input file name', required=True)

optional = parser.add_argument_group('optional arguments')
optional.add_argument("-h", "--help", action="help", help="show this help message and exit")
optional.add_argument('-o', '--output', help='Output file name', default='stdout')

args = parser.parse_args()

# Access parser variables with
args.input
args.output

Source: stackoverflow.com

Similar codes

0 vote342 views1 answer
Increase colorbar ticksize
Python
53 votes360 views2 answers
Add values to dictionary key python
Python
7 votes331 views2 answers
Python print dict pretty
Python
-5 votes342 views10 answers
Activate venv in python
Python
0 vote322 views1 answer
Pandas view full dataframe
Python
4 votes349 views1 answer
Django slug int url mapping
Python
4 votes330 views2 answers
Python Program to count the number of lowercase letters and uppercase letters in a string.
Python
0 vote282 views1 answer
Python second max in numpy array
Python
1 vote311 views1 answer
How to prepare independent and dependent variables from dataframe
Python
2 votes315 views1 answer
Raise RuntimeError("populate() isn't reentrant")
Python