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All items must be unique
No Additional Itemstest
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An abbreviated-form of the argument.
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test, replace with default
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The argument's help message.
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A descriptive title for the group of subparsers.
A help message to describe the purpose of the subparser group.
The variable that will be added to the Namespace returned by calling ArgumentParser.parse_args(). This variable will contain the name of the referenced subparser as its value.
Whether or not a value for the subparser group must be specified.
test
All items must be unique
No Additional Itemstest