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from __future__ import print_function
import sys
import os
from ruamel.std.argparse import ProgramBase, option, sub_parser, version, \
SmartFormatter
class TestCmd(ProgramBase):
def __init__(self):
super(TestCmd, self).__init__(
formatter_class=SmartFormatter
)
# you can put these on __init__, but subclassing TestCmd
# will cause that to break
@option('--quiet', '-q', help='suppress verbosity', action='store_true',
global_option=True)
@version('version: 1.2.3')
def _pb_init(self):
# special name for which attribs are included in help
pass
def run(self):
if self._args.func:
return self._args.func()
def parse_args(self, *args):
self._parse_args(*args)
@sub_parser(help='specific help for readit')
@option('--name', default='abc')
def readit(self):
print('calling readit')
@sub_parser('writeit', help='help for writeit')
@option('--target')
def other_name(self):
print('calling writeit')
n = TestCmd()
n.parse_args(['--help'])
n.run()
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