Update 9. Palindrome Number.py

Author: TylerJSimpson

python/easy/9. Palindrome Number.py

@@ -1,5 +1,10 @@
 class Solution:
     def isPalindrome(self, x: int) -> bool:
-        str_forward = str(x)
-        str_backward = str_forward[::-1]
-        return str_forward == str_backward
+        """
+        isPalindrome returns true or false depending on if x int input is a palindrome number
+        palindrome numbers are the same forward as they are backwards
+        x: int (-231 <= x <= 231 - 1)
+        """
+        str_forward = str(x)                            #convert x int to str
+        str_backward = str_forward[::-1]                #reverse str
+        return str_forward == str_backward              #return comparison of forward and backwards str