Update app.py

app.py

@@ -8,17 +8,24 @@ logging.basicConfig(stream=sys.stdout, level=logging.INFO)
 logging.getLogger().addHandler(logging.StreamHandler(stream=sys.stdout))
 
 
-from llama_index import VectorStoreIndex, SimpleDirectoryReader, ServiceContext
-
+from llama_index.core import (
+    ServiceContext,
+    SimpleDirectoryReader,
+    StorageContext,
+    VectorStoreIndex,
+load_index_from_storage, 
+    set_global_service_context,
+)
 #from langchain.embeddings import HuggingFaceEmbeddings, HuggingFaceInstructEmbeddings 
-from langchain_community.embeddings import HuggingFaceInstructEmbeddings 
+#from langchain_community.embeddings import HuggingFaceInstructEmbeddings 
 #from llama_index.embeddings.huggingface import  HuggingFaceInstructEmbeddings
 from g4f import Provider, models
 
 from langchain.llms.base import LLM
-from llama_index.llms import LangChainLLM
+from llama_index.llms.langchain import LangChainLLM
 from langchain_g4f import G4FLLM
 #from llama_index.embeddings.huggingface import HuggingFaceEmbedding
+from llama_index.embeddings.huggingface import HuggingFaceInstructEmbeddings
 from llama_index.core import Settings
 nest_asyncio.apply()
 g4f.debug.logging = True  # Enable logging
@@ -55,7 +62,6 @@ llm = LangChainLLM(llm=llm)
 
 service_context = ServiceContext.from_defaults(chunk_size=5512, llm=llm, embed_model=embed_model )
 
-from llama_index import StorageContext, load_index_from_storage
 
 # rebuild storage context
 storage_context = StorageContext.from_defaults(persist_dir="./storage")