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17 lines
491 B
Python
17 lines
491 B
Python
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from argparse import ArgumentError
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from django.core.management.base import BaseCommand, CommandError
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class Command(BaseCommand):
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def add_arguments(self, parser):
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try:
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parser.add_argument('--version', action='version', version='A.B.C')
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except ArgumentError:
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pass
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else:
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raise CommandError('--version argument does no yet exist')
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def handle(self, *args, **options):
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return 'Detected that --version already exists'
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