Stack machine program in python

eate a Stack Machine to validate if a string is a palindrome.  You must validate the input string using the Stack machine 

Here are the Stack Machine Rules(picture1)

 The determination that the input string is in fact a palindrome is that the input string is used  and the Stack is empty, any other condition and the string is not a palindrome.  In addition to verifying the string,I also want a display of the results from each step, similar to the following:  (picture2)