code: def run(self):
      prevDateTime = None
      for bar in self.__barDataSeries:
          currentDateTime = bar.getDateTime()
          if prevDateTime is not None:
              if (currentDateTime - prevDateTime).days > 1:
                  self.__processGap(prevDateTime, currentDateTime)
          prevDateTime = currentDateTime
  
imports: import sys
  import os
  import datetime
  import symbolsxml
  import merval_calendar
  import pyalgotrade.logger
  from pyalgotrade.barfeed import yahoofeed
label_desc: Use image node_id 5 for calling the MissingDataVerifier obj's underlying member method code with example usage: obj.run() without return types