gctools/misc/headers.py

import os
from pathlib import Path


def main(base_dir):
    path = Path(base_dir)
    target = path.joinpath("Kopfzeilen")
    os.makedirs(target, exist_ok=True)

    for filename in Path(base_dir).glob("*.csv"):
        with open(filename, "r", encoding="latin-1") as frh, open(
            target.joinpath(filename.name), "w", encoding="latin-1"
        ) as fwh:
            fwh.write(frh.readline())


if __name__ == "__main__":
    main("C:/GlobalCube/System/OPTIMA/Export")