Update app.py

app.py

@@ -5,7 +5,7 @@ from langchain.txt_sliter import recursiveCharacterTextSpliter
 from langchain_community.vectorstores import chroma
 from langchain.chains import ConversationalRetrievalChain
 from langchain_community.embeddings import HuggingFaceEmbeddings
-from langchain_community.llms mport HuggingFacePipeline
+from langchain_community.llms import HuggingFacePipeline
 from langchain.chains import ConversationalRetrievalChain
 from langchain.memory import ConversationBufferMemory
 from langchain_community.llms import HuggingFaceEdpoint