+ # initialize to 0 all fields of result for
+ # the worst case scenario of the binary search (if ndr/pdr is not found)
+ if tag not in results:
+ results[tag] = dict.fromkeys(rates, 0)
+ empty_stats = self.__format_output_stats(dict(stats))
+ for key in empty_stats:
+ if isinstance(empty_stats[key], dict):
+ empty_stats[key] = dict.fromkeys(empty_stats[key], 0)
+ else:
+ empty_stats[key] = 0
+ results[tag].update({
+ 'load_percent_per_direction': 0,
+ 'stats': empty_stats,
+ 'timestamp_sec': None
+ })