Update app.py

app.py

@@ -41,7 +41,7 @@ def get_text_chunks(text):
 
 def get_vectorstore(text_chunks):
     # Load the desired embeddings model.
-    embeddings = HuggingFaceEmbeddings(model_name='sentence-transformers/all-MiniLM-L6-v2',
+    embeddings = HuggingFaceEmbeddings(model_name='sentence-transformers/all-MiniLM-L12-v2',
                                        model_kwargs={'device': 'cpu'})
     # embeddings = OpenAIEmbeddings()
     # embeddings = HuggingFaceInstructEmbeddings(model_name="hkunlp/instructor-xl")