text: def get_lr_decay_parameters(parameters, learning_rate, groups: dict):
      custom_lr_parameters = dict((group_name, {'params': [], 'lr': learning_rate * lr_factor})
                                  for (group_name, lr_factor) in groups.items())
      custom_lr_parameters['default'] = {'params': [], 'lr': learning_rate}
  
      for parameter_name, parameter in parameters:
          matches = False
          for group_name, lr in groups.items():
              if str.startswith(parameter_name, group_name):
                  custom_lr_parameters[group_name]['params'].append(parameter)
                  matches = True
                  break
  
          if not matches:
              custom_lr_parameters['default']['params'].append(parameter)
  
      return custom_lr_parameters.values()
  