How to Calculate XIRR in Tableau with Python
Me: “I’ll take Python for $200, Trebek.” Trebek: “The time it takes for you to create a hand-coded XIRR calculation in Python for use in Tableau’s TabPy?” Me: “What is ‘a long time’?” Trebek: “Correct!” That’s right—you can now calculate XIRR in Tableau! But it’s not going to be...