code: def _convert_date_time_string(dt_string):
      '''
      convert string to date time object
      '''
      dt_string = dt_string.split('.')[0]
      dt_obj = datetime.strptime(dt_string, '%Y%m%d%H%M%S')
      return dt_obj.strftime('%Y-%m-%d %H:%M:%S'f _convert_date_time_string(dt_string):
      '''
      convert string to date time object
      '''
      dt_string = dt_string.split('.')[0]
      dt_obj = datetime.strptime(dt_string, '%Y%m%d%H%M%S')
      return dt_obj.strftime('%Y-%m-%d %H:%M:%S')
docs: convert string to date time object