new_contents: import os
  import sys
  import csv
  import copy
  
  skip = 0
  
  class cubefile_header:
  
  
  def main():
  
      f = open('c2','r')
  
      while f:
          line = f.readline()
          try:
              x, y, z, siso  = [100 * float(v) for v in line.split(",")]
  
              idx = int(idx)
              if (x * y * z != 0):
                  bs.Select(index)
  
              points.append(v)
          except ValueError:
              break
  
          for i in range(skip):
              f.readline()
  
          index += 1
  
      f.close()
  
      return
  
subject: add readfileclass