old_contents: from math import sqrt
  
  class Facilitator(object):
  
      def scan_board(self, board):
          analyzed_list = []
          analyzed_list.extend(self.scan_rows(board))
          return analyzed_list
  
      def scan_rows(self, board):
          analyzed_rows = []
          board_size = self.get_board_size(board)
          start_index = 0
          for i in range(0, board_size):
              stop_index = start_index + board_size
              analyzed_row = 0
              for j in range(start_index, stop_index):
                  analyzed_row += board[j]
              start_index += board_size
              analyzed_rows.append(analyzed_row)
          return analyzed_rows
  
      def get_board_size(self, board):
          return int(sqrt(len(board))) 
  
new_contents: from math import sqrt
  
  class Facilitator(object):
  
      def scan_board(self, board):
          analyzed_list = []
          analyzed_list.extend(self.scan_rows(board))
          analyzed_list.extend(self.scan_cols(board))
          return analyzed_list
  
      def scan_rows(self, board):
          analyzed_rows = []
          board_size = self.get_board_size(board)
          start_index = 0
          for i in range(0, board_size):
              stop_index = start_index + board_size
              analyzed_row = 0
              for j in range(start_index, stop_index):
                  analyzed_row += board[j]
              start_index += board_size
              analyzed_rows.append(analyzed_row)
          return analyzed_rows
  
      def scan_cols(self, board):
          analyzed_cols = []
          start_index = 0
          board_size = self.get_board_size(board)
          stop_index = len(board)
          for i in range(0, board_size):
              analyzed_col = 0
              for j in range(start_index, stop_index, board_size):
                  analyzed_col += board[j]
              start_index += 1
              analyzed_cols.append(analyzed_col)
          return analyzed_cols
  
      def get_board_size(self, board):
          return int(sqrt(len(board))) 
  
subject: write scan_cols to return an analyzed list