docs: def do_metric_create_raw(mc, args):
      '''Create metric from raw json body.'''
      try:
          mc.metrics.create(**args.jsonbody)
      except (osc_exc.ClientException, k_exc.HttpError) as he:
          raise osc_exc.CommandError('%s\n%s' % (he.message, he.details))
      else:
          print('Successfully created metric')