Update app.py

app.py

@@ -32,7 +32,7 @@ messages = [{"role": "system", "content": 'You are a helpful assistant.'}]
 #debug use
 def foo(dir):
     ret = []
-    for filename in os.listdir(dir.name)
+    for filename in os.listdir(dir.name):
         ret.append(filename)
     return ret