dest_ Specify the attribute name used in the result namespace
help_ Help message for an argument
metavar_ Alternate display name for the argument as shown in help
-nargs_ Number of times the argument can be used :class:`int`, ``'?'``, ``'*'``, ``'+'``, or ``argparse.REMAINDER``
+nargs_ Number of times the argument can be used :class:`int`, ``'?'``, ``'*'``, or ``'+'``
required_ Indicate whether an argument is required or optional ``True`` or ``False``
type_ Automatically convert an argument to the given type :class:`int`, :class:`float`, ``argparse.FileType('w')``, or callable function
====================== =========================================================== ==========================================================================================================================
These parsers do not support all the argparse features, and will raise
exceptions if unsupported features are used. In particular, subparsers,
-``argparse.REMAINDER``, and mutually exclusive groups that include both
+and mutually exclusive groups that include both
optionals and positionals are not supported.
The following example shows the difference between