src/jumpforge/io.py

import json
from pathlib import Path

def read_jsonl(path):
    with Path(path).open(encoding="utf-8") as f:
        for line in f:
            yield json.loads(line)

def write_jsonl(path, rows):
    with Path(path).open("w", encoding="utf-8") as f:
        for row in rows:
            f.write(json.dumps(row, ensure_ascii=False) + "\n")