Update app.py

app.py

@@ -1,5 +1,16 @@
-import gradio as gr
+#### ignore these lines -- just needed to install and build a particular branch
 import os
+os.system("git clone git@github.com:gradio-app/gradio.git")
+os.system("cd gradio")
+os.system("git checkout flagging-spaces")
+os.system("pip uninstall gradio")
+os.system("pip install -e gradio")
+os.system("cd frontend")
+os.system("npm install")
+os.system("npm run build")
+### Real code is below
+
+import gradio as gr
 
 HF_TOKEN = os.getenv('HF_TOKEN')