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chore: import upstream snapshot with attribution
2026-07-13 13:28:29 +08:00

61 lines
1.9 KiB
Python

from pathlib import Path
from typing import Any, Dict, Optional
from openai import OpenAI
from application.core.settings import settings
from application.stt.base import BaseSTT
class OpenAISTT(BaseSTT):
def __init__(
self,
api_key: Optional[str] = None,
base_url: Optional[str] = None,
model: Optional[str] = None,
):
self.api_key = api_key or settings.OPENAI_API_KEY or settings.API_KEY
self.base_url = base_url or settings.OPENAI_BASE_URL or "https://api.openai.com/v1"
self.model = model or settings.OPENAI_STT_MODEL
self.client = OpenAI(api_key=self.api_key, base_url=self.base_url)
def transcribe(
self,
file_path: Path,
language: Optional[str] = None,
timestamps: bool = False,
diarize: bool = False,
) -> Dict[str, Any]:
_ = diarize
request: Dict[str, Any] = {
"file": file_path,
"model": self.model,
"response_format": "verbose_json",
}
if language:
request["language"] = language
if timestamps:
request["timestamp_granularities"] = ["segment"]
with open(file_path, "rb") as audio_file:
request["file"] = audio_file
response = self.client.audio.transcriptions.create(**request)
response_dict = self._to_dict(response)
segments = response_dict.get("segments") or []
return {
"text": response_dict.get("text", ""),
"language": response_dict.get("language") or language,
"duration_s": response_dict.get("duration"),
"segments": [self._to_dict(segment) for segment in segments],
"provider": "openai",
}
@staticmethod
def _to_dict(value: Any) -> Dict[str, Any]:
if hasattr(value, "model_dump"):
return value.model_dump()
if isinstance(value, dict):
return value
return {}