I want to use my Python function in JavaScript. Obviously, my code is more complicated than demonstrated below, but this is the smallest base on which I was able to replicate the problem: main.mjs dbutils.notebook.run("./aPythonFile.py", 5, {"parameter1": "helloWorld"}) aPythonFile.py: def my_python_function(parameter1): print(parameter1) Error message: ReferenceError: dbutils is not defined at file:///c:/Users/q612386/Dev/SkillUp/SUPAC23-53/Python%20+%20JavaScript%20(ohne%20Listener%20oder%20API)/scripts/tempCodeRunnerFile.js:1:1 at ModuleJob.run (node:internal/modules/esm/module_job:194:25) Changing .mjs to .js did not fix the problem. I am sure it is just a weird import error but I can't seem to find it. Any other simple solution to call a python function in JavaScript is very welcome, too (except for Flask or django). Thank you! Continue reading...