This comment asks how to create a simple batch macro in Alteryx. Batch macros can seem very intimidating, but they are really quite easy to build once you understand how they work.
The 1st thing to understand is that you will be building 2 modules, not 1. The batch macro itself is designed to process a single item, however you define item, and the module outside sends in a list of items. In the case of this specific question, he would like to read a list of files, do some simple processing on them and then write them back out. Continue reading