You can now use Python in Microsoft Excel
Microsoft 365 Insiders get first crack at this new preview feature.

Microsoft Excel’s SUMIFS function calculates the sum of values in a range of cells based on multiple conditions.
Excel spilled range operator (#) allows formulas to automatically adjust to changes in the spilled range size.
Excel Consulting.
Welcome to the February 2025 update. We are excited to announce that Copilot in Excel with Python is now available on Windows platforms for all enterprise and consumer users. Also starting now, Excel users on Windows and web can get to Copilot faster from anywhere on the grid. Furthermore, Copilot can now bring web and organizational data into your spreadsheets—available for Windows and Mac Insider users.
Using Excel’s number format tool means you can ensure your spreadsheet both looks the part and handles your data exactly how you want it to. In this article, I’ll explain what each number format is, how to use it, and how it affects your data.
Things to Know Before You Start
Each cell has its own number format, which you can see by selecting a cell and seeing the Number group in the Home tab on the ribbon.