R version 3.3.2 (2016-10-31) -- "Sincere Pumpkin Patch"
Copyright (C) 2016 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)
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Natural language support but running in an English locale
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Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.
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> library("optparse")
>
> parser <- OptionParser()
> parse_args(parser, "--help")
Usage: %prog [options]
Options:
-h, --help
Show this help message and exit
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