uv2json
is a python script that converts Gilson GX-270 exported CSVs to JSON format
pip install uv2json
uv2json <path/to/csv/files>
from uv2json import uv2json as uv
uv.convert('path/to/filename') # Accepts single file or list of files.
The script will make a JSON file in the same location with the same name.