Update app.py

app.py

@@ -45,15 +45,15 @@ def create_retriever_from_chroma(vectorstore_path="docs/chroma/", search_type='m
 
     
     # Check if vectorstore exists
-    #if os.path.exists(vectorstore_path) and os.listdir(vectorstore_path):
-     #   # Load the existing vectorstore
-      #  vectorstore = Chroma(persist_directory=vectorstore_path,embedding_function=embeddings)
-    #else:
+    if os.path.exists(vectorstore_path) and os.listdir(vectorstore_path):
+        # Load the existing vectorstore
+        vectorstore = Chroma(persist_directory=vectorstore_path,embedding_function=embeddings)
+    else:
         # Load documents from the specified data path
-    loader = DirectoryLoader('./data/', glob="./*.txt", loader_cls=TextLoader)
-    docs = loader.load()
-    text_splitter = RecursiveCharacterTextSplitter(chunk_size=chunk_size, chunk_overlap=chunk_overlap)
-    split_docs = text_splitter.split_documents(docs)
+        loader = DirectoryLoader('./data/', glob="./*.txt", loader_cls=TextLoader)
+        docs = loader.load()
+        text_splitter = RecursiveCharacterTextSplitter(chunk_size=chunk_size, chunk_overlap=chunk_overlap)
+        split_docs = text_splitter.split_documents(docs)