22 lines
852 B
Python
22 lines
852 B
Python
"""OpenAI embedding adapter — implements EmbeddingProvider port."""
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from openai import AsyncOpenAI
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class OpenAIEmbeddingProvider:
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def __init__(self, api_key: str, model: str = "text-embedding-3-small"):
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self._client = AsyncOpenAI(api_key=api_key) if api_key else None
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self._model = model
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async def embed_text(self, text: str) -> list[float]:
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if not self._client:
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return []
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resp = await self._client.embeddings.create(input=[text], model=self._model)
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return resp.data[0].embedding
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async def embed_texts(self, texts: list[str]) -> list[list[float]]:
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if not self._client or not texts:
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return []
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resp = await self._client.embeddings.create(input=texts, model=self._model)
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return [item.embedding for item in sorted(resp.data, key=lambda d: d.index)]
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