new_contents: import copy
  
  
  def bable_sort(arr=list()):
      if not arr:
          return list()
  
      list_to_sort = copy.deepcopy(arr)
      n = len(list_to_sort)
      for i in range(n-1):
          for j in range(n-i-1):
              if list_to_sort[j] > list_to_sort[j+1]:
                  list_to_sort[j], list_to_sort[j+1] = list_to_sort[j+1], list_to_sort[j]
      return list_to_sort
  
  
  if __name__ == "__main__":
      l = [99, 55, 1, 7, 25, 66, 128, 129, 3]
      print(bable_sort(l))
  
subject: Create bable.py