code: def _merge_new(
      self,
      values: np.ndarray,
      last_step: np.ndarray,
      steps: np.ndarray,
      prev_last_step: int = 0,
      i: int = 0,
  ):  # from_step
      return self.labml_fast_merge.merge(
          values,
          last_step,
          steps,
          float(self.step_gap),
          float(prev_last_step),
          i,
      )
  
imports: import math
  from typing import Dict, List, Optional, Union
  from datetime import datetime, timedelta
  import numpy
label_desc: Use image node_id 10 for calling the Series obj's underlying member method code with example usage: obj._merge_new(values, last_step, steps, prev_last_step, i) and returns: self