Custom script not working in print

[neerajvkn]

i followed this post to achieve the result

Call Custom python function in jinja

A bit outdated, but I managed to solve this one with help from another post, here are point to point instructions: It’s necessary to whitelist your function so it can be called successfully from a custom Print Format. 1.- Develop your function in any python file ( .py ) within your custom app, and add the following decorator above the function: @frappe.whitelist() 2.- If the file where you defined the function is /apps/your-app/your-app/your_module.py and the function is called my_function (…