optparse-package | Command line option parser |
add_option | Functions to enable our OptionParser to recognize specific command line options. |
make_option | Functions to enable our OptionParser to recognize specific command line options. |
OptionParser | A function to create an instance of a parser object |
optparse | Command line option parser |
parse_args | Parse command line options. |
print_help | Printing an usage message from an OptionParser object |