Update vector_store_retriever.py

vector_store_retriever.py

@@ -8,7 +8,7 @@ from huggingface_hub import InferenceClient
 from langchain.llms.base import LLM
 #from langchain.Images import Images
 from langchain.llms.base import LLM
-from langchain_core.embeddings import EmbeddingFunction, Embeddings
+#from langchain_core.embeddings import EmbeddingFunction, Embeddings
 
 from langchain.embeddings import HuggingFaceInstructEmbeddings