En Tue, 16 Mar 2010 11:30:51 -0300, Dieter Faulbaum <dieter.faulb...@bessy.de> escribió:

is there a better way for cycling through all options than this:


(options, args) = parser.parse_args()
for opt in options.__dict__.keys():
     print opt, ":", options.__dict__[opt]

(I assume parser is an optparse.OptionParser instance)
You may rewrite it as:

for oname, ovalue in vars(options).iteritems():
  print oname, ":", ovalue

This assumes that the only instance attributes existing in 'options' are, uh, parsed options from the command line. I could not find such guarantee in the documentation. Another way would be to ask the parser about the options it knows of:

for oname in (o.dest for o in parser.option_list if o.dest):
  print oname, ":", getattr(options, oname, None)

--
Gabriel Genellina

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