          assert_equal(stack.min(), 1)
          assert_equal(stack.pop(), 1)
          assert_equal(stack.min(), 5)
          assert_equal(stack.pop(), 5)
          assert_equal(stack.min(), sys.maxint)
  
          print('Test: Pop empty stack')
          assert_equal(stack.pop(), None)
          
          print('Success: test_stack_min')
 
</s> remove     "* If we call this function on an empty stack, can we return max int?\n",
 </s> add     "* If we call this function on an empty stack, can we return sys.maxsize?\n", </s> remove     "* If we call this function on an empty stack, can we return max int?\n",
 </s> add     "* If we call this function on an empty stack, can we return maxsize?\n", </s> remove     "        assert_equal(stack.min(), sys.maxint)\n",
 </s> add     "        assert_equal(stack.min(), sys.maxsize)\n", </s> remove     "        assert_equal(stack.min(), sys.maxint)\n",
 </s> add     "        assert_equal(stack.min(), sys.maxsize)\n", </s> remove     "            return sys.maxint\n",
 </s> add     "            return sys.maxsize\n",
        assert_equal(stack.min(), sys.maxsize)
          assert_equal(stack.min(), 1)
          assert_equal(stack.pop(), 1)
          assert_equal(stack.min(), 5)
          assert_equal(stack.pop(), 5)
        assert_equal(stack.min(), sys.maxsize)
  
          print('Test: Pop empty stack')
          assert_equal(stack.pop(), None)
          
          print('Success: test_stack_min')
keep keep keep keep replace keep keep keep keep keep
 Changed sys.maxint to sys.maxsize for Python 3 compatibility. 
stacks_queues/stack_min/test_stack_min.py