convert-to-jsonlines.py

#!/usr/bin/env python

# sacrebleu format to jsonlines

import io
import json
import re

src_lang, tgt_lang = ["en", "ro"]

for split in ["train", "val", "test"]:
    recs = []
    fout = f"{split}.json"
    with io.open(fout, "w", encoding="utf-8") as f:
        for type in ["source", "target"]:
            fin = f"{split}.{type}"
            recs.append([line.strip() for line in open(fin)])
        for src, tgt in zip(*recs):
            out = {"translation": { src_lang: src, tgt_lang: tgt } }
            x = json.dumps(out, indent=0, ensure_ascii=False)
            x = re.sub(r'\n', ' ', x, 0, re.M)
            f.write(x + "\n")