src/transformers/utils/hp_naming.py/TrialShortNamer/add_new_param_name
class TrialShortNamer:    def add_new_param_name(info, param_name):
        short_name = TrialShortNamer.shortname_for_key(info, param_name)
        info["short_param"][param_name] = short_name
        info["reverse_short_param"][short_name] = param_name