Move data_to_csv function to shared.py

[oree-xx]

Fixes

Description

I moved the function data_to_csv to shared.py to make the code neat and consistent.

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[TimidRobot]

please resolve the conflicts

(don't forget to fetch/merge changes before you begin new work!)

[TimidRobot]

Thankfully args.paths is consistent across the process scripts (not so with other phases). Using it will simplify your improvements just a bit.

[TimidRobot]

good work, thank you!