optparse: Why does this syntax work and not another?

[Peter Otten]

washu wrote:

> optparse.OptionParser().add_option( . . .)
Here you create an OptionParser instance and add one options

> (options, args) = optparse.OptionParser().parse_args( . . . )

Here you create a NEW OptionParser instance with no options and feed the
arguments to it.

Peter