docs: def load(stream, fmt='lha'):
      """Load a parameter file in DSixTools SLHA-like format or its JSON or
      YAML representation."""
      if fmt == 'lha':
          return pylha.load(stream)
      elif fmt == 'json':
          if isinstance(stream, str):
              return json.loads(stream)
          else:
              return json.load(stream)
      elif fmt == 'yaml':
          return yaml.load(stream)