Removes the hyperparameter with key 'name'.

    Does nothing if it isn't present.

    Args:
      name: Name of the hyperparameter.

def del_hparam(self, name):
    """Removes the hyperparameter with key 'name'.

    Does nothing if it isn't present.

    Args:
      name: Name of the hyperparameter.
    """
    if hasattr(self, name):
      delattr(self, name)
      del self._hparam_types[name]