message: Enable to override CLI options arguments descriptions.
diff: @@ -3025,10 +3025,17 @@ OPTIONS:
  type = str
  if arg in specs.annotations:
  type = specs.annotations[arg]
  - if type is str:
  + if hasattr(type, '__drake_configure_describe__'):
  + if callable(type.__drake_configure_describe__):
  + type = type.__drake_configure_describe__(type)
  + else:
  + type = type.__drake_configure_describe__
  + elif type is str:
  type = 'string'
  elif type is bool:
  type = 'boolean'
  + elif hasattr(type, '__name__'):
  + type = type.__name__
  sys.stdout.write('\t--%s=%s' % (arg, type))
  if arg in doc:
  print(': %s' % doc[arg])
  