mirror of
https://github.com/HKUDS/LightRAG.git
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9923821d75
This parameter is no longer used. Its removal simplifies the API and clarifies that token length management is handled by upstream text chunking logic rather than the embedding wrapper.
67 lines
1.7 KiB
Python
67 lines
1.7 KiB
Python
import sys
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import os
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if sys.version_info < (3, 9):
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pass
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else:
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pass
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import pipmaster as pm # Pipmaster for dynamic library install
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# install specific modules
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if not pm.is_installed("openai"):
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pm.install("openai")
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from openai import (
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AsyncOpenAI,
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APIConnectionError,
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RateLimitError,
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APITimeoutError,
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)
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from tenacity import (
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retry,
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stop_after_attempt,
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wait_exponential,
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retry_if_exception_type,
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)
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from lightrag.utils import (
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wrap_embedding_func_with_attrs,
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)
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import numpy as np
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@wrap_embedding_func_with_attrs(embedding_dim=2048)
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@retry(
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stop=stop_after_attempt(3),
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wait=wait_exponential(multiplier=1, min=4, max=60),
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retry=retry_if_exception_type(
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(RateLimitError, APIConnectionError, APITimeoutError)
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),
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)
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async def nvidia_openai_embed(
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texts: list[str],
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model: str = "nvidia/llama-3.2-nv-embedqa-1b-v1",
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# refer to https://build.nvidia.com/nim?filters=usecase%3Ausecase_text_to_embedding
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base_url: str = "https://integrate.api.nvidia.com/v1",
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api_key: str = None,
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input_type: str = "passage", # query for retrieval, passage for embedding
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trunc: str = "NONE", # NONE or START or END
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encode: str = "float", # float or base64
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) -> np.ndarray:
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if api_key:
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os.environ["OPENAI_API_KEY"] = api_key
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openai_async_client = (
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AsyncOpenAI() if base_url is None else AsyncOpenAI(base_url=base_url)
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)
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response = await openai_async_client.embeddings.create(
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model=model,
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input=texts,
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encoding_format=encode,
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extra_body={"input_type": input_type, "truncate": trunc},
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)
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return np.array([dp.embedding for dp in response.data])
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