dify/api/core/rag/datasource/entity/embedding.py

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from abc import ABC, abstractmethod
class Embeddings(ABC):
"""Interface for embedding models."""
@abstractmethod
def embed_documents(self, texts: list[str]) -> list[list[float]]:
"""Embed search docs."""
@abstractmethod
def embed_query(self, text: str) -> list[float]:
"""Embed query text."""
async def aembed_documents(self, texts: list[str]) -> list[list[float]]:
"""Asynchronous Embed search docs."""
raise NotImplementedError
async def aembed_query(self, text: str) -> list[float]:
"""Asynchronous Embed query text."""
raise NotImplementedError