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docs: clarify instructions to print help groups

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Nitin Kumar 2026-02-02 13:55:49 +05:30
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README.md
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@ -129,10 +129,7 @@ explaining the error.
## Help groups
Options can be placed into groups for the purposes of displaying help messages.
To place options in a group, pass the group as a string to `add_options`. Then,
when displaying the help, pass the groups that you would like displayed as a
vector to the `help` function.
To place options in a group, pass the group as a string to `add_options`. Then, when displaying the help, `help` by default print help for all groups. If you want to only print help for a specific group, pass the groups that you would like displayed as a vector to the `help` function.
## Positional Arguments
Positional arguments are those given without a preceding flag and can be used