ASR-микросервис: whisper-large-v3-russian + Qwen3-ASR-1.7B
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# ASR-сервис: конфигурация
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# Устройство распознавания
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DEVICE=cuda
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# Активность моделей
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LOAD_WHISPER=true
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LOAD_QWEN=true
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# Путь к whisper-large-v3-russian (локальный checkpoint)
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WHISPER_MODEL_PATH=/home/neo/models/whisper-russian
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# Модель Qwen3-ASR (автоматическая загрузка с HuggingFace)
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QWEN_MODEL_NAME=Qwen/Qwen3-ASR-1.7B
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# Python
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__pycache__/
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*.pyc
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*.egg-info/
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.venv/
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venv/
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# ASR-сервис
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.env
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# Модели (локальные, не коммитить)
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models/
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# Данные
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*.wav
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*.mp3
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*.m4a
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# ASR-микросервис для calls24.ru
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# Распознавание речи: whisper-large-v3-russian + Qwen3-ASR-1.7B
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FastAPI-сервис распознавания речи для анализа записанных звонков.
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Две модели: Qwen3-ASR-1.7B (новее, точнее) и whisper-large-v3-russian.
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## Структура
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```
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app/
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├── __init__.py
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├── main.py # FastAPI app, роуты
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├── engine.py # Движки ASR (whisper + qwen3)
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└── config.py # Pydantic Settings
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```
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## Запуск
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```bash
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cd /home/neo/workspace/asr-microservice
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~/gigaam-env/bin/python -m uvicorn app.main:app --host 0.0.0.0 --port 8000
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```
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## API
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- `GET /health` — статус моделей
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- `POST /transcribe` — загрузка аудиофайла, параметр `model` (qwen3|whisper)
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### Пример
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```bash
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curl -X POST "http://localhost:8000/transcribe?model=qwen3" \
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-F "file=@/tmp/test_silero.wav"
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```
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## Конфиг
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Переменные окружения (см. .env.example):
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- `DEVICE` — cuda / cpu
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- `WHISPER_MODEL_PATH` — путь к checkpoint whisper
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- `QWEN_MODEL_NAME` — модель Qwen3-ASR
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## Зависимости
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```bash
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~/gigaam-env/bin/python -m pip install fastapi uvicorn python-multipart librosa soundfile
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```
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Модели уже скачаны:
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- whisper: `/home/neo/models/whisper-russian`
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- qwen3: `Qwen/Qwen3-ASR-1.7B` (автоматическая загрузка)
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"""Конфигурация ASR-микросервиса."""
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from pydantic_settings import BaseSettings, SettingsConfigDict
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class Settings(BaseSettings):
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# Модель whisper-large-v3-russian
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WHISPER_MODEL_PATH: str = "/home/neo/models/whisper-russian"
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# Модель Qwen3-ASR-1.7B
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QWEN_MODEL_NAME: str = "Qwen/Qwen3-ASR-1.7B"
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# Устройство: cuda / cpu
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DEVICE: str = "cuda"
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# Режим загрузки моделей при старте
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LOAD_WHISPER: bool = True
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LOAD_QWEN: bool = True
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model_config = SettingsConfigDict(
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env_file=".env",
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env_file_encoding="utf-8",
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extra="ignore",
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)
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settings = Settings()
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"""Движки распознавания речи: whisper-large-v3-russian и Qwen3-ASR-1.7B."""
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import warnings
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import logging
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import librosa
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import numpy as np
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import soundfile as sf
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import torch
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import torchaudio
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from transformers import WhisperForConditionalGeneration, WhisperProcessor
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from qwen_asr import Qwen3ASRModel
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from .config import settings
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logger = logging.getLogger(__name__)
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class WhisperModel:
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"""whisper-large-v3-russian (transformers)."""
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def __init__(self, device):
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self.model = WhisperForConditionalGeneration.from_pretrained(
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settings.WHISPER_MODEL_PATH
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)
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self.processor = WhisperProcessor.from_pretrained(settings.WHISPER_MODEL_PATH)
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self.device = device
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self.model.to(device)
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def transcribe(self, audio_path):
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wav, sr = sf.read(audio_path)
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wav = wav.mean(axis=1) if wav.ndim > 1 else wav
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wav16 = torchaudio.functional.resample(
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torch.from_numpy(np.asarray(wav, dtype=np.float32)), sr, 16000
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)
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inputs = self.processor(
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wav16, sampling_rate=16000, return_tensors="pt"
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)
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with torch.no_grad():
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ids = self.model.generate(inputs["input_features"].to(self.device))
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return self.processor.batch_decode(ids.cpu().numpy(), skip_special_tokens=True)
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class QwenModel:
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"""Qwen3-ASR-1.7B (qwen-asr)."""
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def __init__(self, device):
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self.model = Qwen3ASRModel.from_pretrained(settings.QWEN_MODEL_NAME)
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self.device = device
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def transcribe(self, audio_path):
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result = self.model.transcribe(audio_path)
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return result.get("text") if isinstance(result, dict) else result
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def load_models(device):
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"""Загрузить все активные модели."""
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models = {}
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if settings.LOAD_WHISPER:
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logger.info("Загрузка whisper-large-v3-russian...")
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models["whisper"] = WhisperModel(device)
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if settings.LOAD_QWEN:
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logger.info("Загрузка Qwen3-ASR-1.7B...")
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models["qwen3"] = QwenModel(device)
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return models
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"""ASR-микросервис: whisper-large-v3-russian + Qwen3-ASR-1.7B для calls24."""
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import logging
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from fastapi import FastAPI, UploadFile
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from fastapi.responses import JSONResponse
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from pydantic import BaseModel
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from starlette.middleware.cors import CORSMiddleware
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from .config import settings
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from .engine import load_models
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logging.basicConfig(level=logging.INFO)
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logger = logging.getLogger(__name__)
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app = FastAPI(title="ASR Microservice", version="1.0.0")
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app.add_middleware(
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CORSMiddleware,
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allow_origins=["*"],
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allow_methods=["*"],
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allow_headers=["*"],
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)
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_models = {}
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@app.on_event("startup")
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async def startup_event():
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import torch
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device = torch.device(settings.DEVICE)
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global _models
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_models = load_models(device)
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logger.info(f"Модели загружены: {list(_models.keys())}")
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@app.get("/health")
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async def health():
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return {"status": "ok", "models": list(_models.keys())}
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@app.post("/transcribe")
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async def transcribe(file: UploadFile, model: str = "qwen3"):
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"""Распознать загруженный аудиофайл (model в query-параметре)."""
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import os
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import tempfile
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tmp = tempfile.NamedTemporaryFile(delete=False, suffix=".wav")
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content = await file.read()
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tmp.write(content)
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tmp.close()
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if model not in _models:
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return JSONResponse(
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status_code=400,
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content={"error": f"Неизвестная модель: {model}. Доступны: {list(_models.keys())}"},
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)
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try:
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result = _models[model].transcribe(tmp.name)
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return {"model": model, "text": result}
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except Exception as e:
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logger.error(f"Ошибка распознавания: {e}")
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return JSONResponse(status_code=500, content={"error": str(e)})
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finally:
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os.unlink(tmp.name)
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if __name__ == "__main__":
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import uvicorn
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uvicorn.run(app, host="0.0.0.0", port=8000)
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@@ -0,0 +1,10 @@
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fastapi
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uvicorn
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python-multipart
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pydantic-settings
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transformers
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torch
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torchaudio
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librosa
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soundfile
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qwen-asr
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