Task: Fix Python Multiprocessing PicklingError

Task: Fix Python Multiprocessing PicklingError: a task in Terminal-Lego-15k (Harbor dataset). You are debugging a Python program that uses the multiprocessing module. The program fails with a PicklingError when trying to use multiprocessing.Pool to parallelize work.

The task

You are debugging a Python program that uses the `multiprocessing` module. The program fails with a `PicklingError` when trying to use `multiprocessing.Pool` to parallelize work.

Part of PrimeIntellect/Terminal-Lego-15k.