faster-whisper: как расшифровать запись через Python и сохранить текст

python -m venv .venv
# активируйте окружение для своей ОС
python -m pip install faster-whisper
python -m pip show faster-whisper ctranslate2

from pathlib import Path
import json
from faster_whisper import WhisperModel

model = WhisperModel("small", device="cpu", compute_type="int8")
segments, info = model.transcribe(
    "sample.wav", language="ru", task="transcribe",
    beam_size=5, vad_filter=False
)
rows = []
for segment in segments:
    rows.append({
        "start": segment.start, "end": segment.end,
        "text": segment.text.strip()
    })

Path("sample.txt").write_text(
    "\n".join(row["text"] for row in rows), encoding="utf-8"
)
Path("sample-segments.json").write_text(
    json.dumps(rows, ensure_ascii=False, indent=2), encoding="utf-8"
)
print("Сохранено сегментов:", len(rows))