new_contents: def insertion_sort(list):	
  	for index in range(1, len(list)):
  		current_value = list[index]
  		i = index - 1
  		while i >= 0 and current_value < list[i]:
  			list[i + 1] = list[i]
  			list[i] = current_value
  			i = i - 1
  	
  	return list
  
  
  def test():
  	list = [5,7,6,2,1,7,3]
  	sorted_list = insertion_sort(list)
  	assert (sorted(list) == sorted_list) == True
  
  if __name__ == '__main__':
      test()	
  
subject: Add insertion sort