OptionParser.t parses command line options.  For more details, please use the --help option, or try 'perldoc $PROGRAM_NAME' for complete documentation.
Usage: $PROGRAM_NAME <options>

Options:

  --books=a     -b  books optional
  --columns=H   -C  cols required
  --databases=A -d  databases required
  --foo=A           foo (default a,b,c)
  --tables=h    -t  tables optional

Option types: s=string, i=integer, f=float, h/H/a/A=comma-separated list, d=DSN, z=size, m=time

Options and values after processing arguments:

  --books           o,p
  --columns         a,b
  --databases       f,g
  --foo             a,b,c
  --tables          d,e