bloods donation
the bot is not going to find it and will return the default message. similarity_top_k = 7
_retriever = VectorIndexRetriever(
index=_index, similarity_top_k=similarity_top_k
)
synth = get_response_synthesizer(
text_qa_template=CHAT_TEXT_QA_PROMPT,
)
_query_engine = RetrieverQueryEngine(
retriever=_retriever, response_synthesizer=synth
)
query_engine_tool = QueryEngineTool.from_defaults(query_engine=_query_engine)
_all_tools = [query_engine_tool]
for tool in tools:
_all_tools.append(tool)