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Harrison/typing of return (#4685)

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Co-authored-by: OlajideOgun <37077640+OlajideOgun@users.noreply.github.com>
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Harrison Chase 2023-05-14 18:25:50 -07:00 committed by GitHub
parent c48f1301ee
commit ed8207b2fb
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2 changed files with 4 additions and 5 deletions
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2
langchain/vectorstores/base.py
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@ -329,7 +329,7 @@ class VectorStore(ABC):
"""Return VectorStore initialized from texts and embeddings.""" """Return VectorStore initialized from texts and embeddings."""
raise NotImplementedError raise NotImplementedError
def as_retriever(self, **kwargs: Any) -> BaseRetriever: def as_retriever(self, **kwargs: Any) -> VectorStoreRetriever:
return VectorStoreRetriever(vectorstore=self, **kwargs) return VectorStoreRetriever(vectorstore=self, **kwargs)

7
langchain/vectorstores/redis.py
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@ -23,9 +23,8 @@ from pydantic import BaseModel, root_validator
from langchain.docstore.document import Document from langchain.docstore.document import Document
from langchain.embeddings.base import Embeddings from langchain.embeddings.base import Embeddings
from langchain.schema import BaseRetriever
from langchain.utils import get_from_dict_or_env from langchain.utils import get_from_dict_or_env
from langchain.vectorstores.base import VectorStore from langchain.vectorstores.base import VectorStore, VectorStoreRetriever
logger = logging.getLogger(__name__) logger = logging.getLogger(__name__)
@ -544,11 +543,11 @@ class Redis(VectorStore):
**kwargs, **kwargs,
) )
def as_retriever(self, **kwargs: Any) -> BaseRetriever: def as_retriever(self, **kwargs: Any) -> RedisVectorStoreRetriever:
return RedisVectorStoreRetriever(vectorstore=self, **kwargs) return RedisVectorStoreRetriever(vectorstore=self, **kwargs)
class RedisVectorStoreRetriever(BaseRetriever, BaseModel): class RedisVectorStoreRetriever(VectorStoreRetriever, BaseModel):
vectorstore: Redis vectorstore: Redis
search_type: str = "similarity" search_type: str = "similarity"
k: int = 4 k: int = 4