code: def _append_params(self, label, values):
      if self._replace is False:
          try:
              self.params[label]
          except KeyError:
              self.params[label] = values
  
      else:
          self.params[label] = values
  
imports: import numpy
  from tensorflow.keras.optimizers import Adam, Nadam, Adadelta, SGD
label_desc: Use image node_id 18 for calling the AutoParams obj's underlying member method code with example usage: obj._append_params(label, values) without return types