code: def _day_of_month(self):
      dayMonth = np.array(self.dti.day, dtype=np.float)
      if self.normalized:
          dayMonth = dayMonth / 30.0 - 0.5
      return dayMonth
  
file_path: analytics-zoo/pyzoo/zoo/chronos/model/tcmf/time.py
imports: import pandas
  import numpy
  from packaging import version
label_desc: Use image node_id 5 for calling the TimeCovariates obj's underlying member method code with example usage: obj._day_of_month() and returns: dayMonth