[Unsupported Extension Notice] - The extension Keras Extension is    not officially supported by Altair RapidMiner. While we're always    improving and updating our offerings, we can't guarantee any help    or fixes for this extension.

This extension provides operators to extract data tables from online spreadsheet applications and convert them to RapidMiner exampleset(s). Currently, it provides two operators to retrieve data tables from Google Spreadsheets, which uses Google Sheets API and Microsoft Excel Online, which uses Microsoft Graph API.