code: def fit(self):
      series = self.mCycleResidueName
      self.mTime = self.mTimeInfo.mTime
      self.mSignal = self.mTimeInfo.mSignal
      # self.mTimeInfo.addVars(self.mARFrame);
      # self.mARFrame[series] = self.mCycleFrame[series]
      self.mARFrame[self.mOutName] = self.mARFrame[series] * 0.0
      self.mARFrame[self.mOutName + "_residue"] = self.mARFrame[series]
  
imports: import pandas
  import numpy
  from .None import Time
  from .None import Perf
  from .None import Plots
  from .None import Utils
  import time
label_desc: Use image node_id 2 for calling the cZeroAR obj's underlying member method code with example usage: obj.fit() without return types