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

5 votes197 views2 answers
Python tabulate float format
Python
35 votes208 views6 answers
Python for in range
Python
4 votes146 views2 answers
Nested in python
Python
0 vote170 views9 answers
C++ to python online converter
Python
0 vote197 views1 answer
List of array to array numpy
Python
4 votes185 views10 answers
Roblox
Python
1 vote198 views1 answer
Python matplotlib hist set axis range
Python
0 vote204 views1 answer
Assert var == 0
Python
8 votes176 views3 answers
Pd merge on multiple columns
Python
5 votes200 views5 answers
Pass python
Python