code: def set_active_periodics(self, periodics):
      self.mActivePeriodics = {}
      for period in self.mKnownPeriodics:
          if period in periodics:
              self.mActivePeriodics[period] = True
          else:
              self.mActivePeriodics[period] = False
      if True not in self.mActivePeriodics.values():
          # default
          self.mActivePeriodics["NoCycle"] = True
  
imports: import pandas
  import numpy
label_desc: Use image node_id 4 for calling the cModelControl obj's underlying member method code with example usage: obj.set_active_periodics(periodics) without return types