Update app.py

app.py

@@ -66,12 +66,12 @@ def load_prompt():
         
     return prompt
     
-def load_vectorstore(site):
+def load_vectorstore(site_options[site]):
     '''load embeddings and vectorstore'''
         
     emb = HuggingFaceEmbeddings(model_name="all-mpnet-base-v2")
     
-    return FAISS.load_local(site, emb)
+    return FAISS.load_local(site_options[site], emb)
 
 #default embeddings and store
 vectorstore = load_vectorstore(site_options_list[0])