Update app.py

app.py

@@ -1,5 +1,5 @@
 import openai
-from llama_index import SimpleDirectoryReader, VectorStoreIndex
+from llama_index import SimpleDirectoryReader, VectorStoreIndex, Prompt
 from cnocr import CnOcr
 import gradio as gr
 
@@ -61,7 +61,7 @@ def get_response(openai_apikey, msg, bot, query_engine):
 
 def up_file(files):
     Doc_text_list = []
-    for file in enumerate(files):
+    for idx, file in enumerate(files):
         print(file.name)
         return gr.Textbox.update(visible = True), gr.Button.update(visible = True), gr.Markdown.update(value = '点击“建立索引”开始对话',)