fixed

app.py

@@ -3,14 +3,17 @@
 
 import os
 import subprocess
-from flask import Flask, redirect, request
+from flask import Flask, redirect
 import gradio as gr
+from werkzeug.serving import WSGIRequestHandler
 
 app = Flask(__name__)
+log_file = "/home/user/app/app.log"
 
 def install_packages():
-    # Install necessary packages
-    subprocess.run(['pip3', 'install', 'jupyterlab', 'flask', 'gradio'], check=True)
+    # Install necessary packages if they are not already installed
+    with open(log_file, "a") as f:
+        subprocess.run(['pip3', 'install', '--quiet', 'jupyterlab', 'flask', 'gradio'], check=True)
 
 def configure_jupyter():
     # Generate Jupyter configuration
@@ -34,7 +37,8 @@ c.ServerApp.allow_root = True
 
 def start_jupyter():
     # Start JupyterLab on port 8888 with autoreload
-    subprocess.run(['jupyter-lab', '--port', '8888', '--autoreload'])
+    with open(log_file, "a") as f:
+        subprocess.Popen(['jupyter-lab', '--port', '8888', '--autoreload'], stdout=f, stderr=f)
 
 @app.route('/')
 def home():
@@ -48,7 +52,14 @@ def lab():
     return redirect("http://localhost:8888", code=302)
 
 if __name__ == "__main__":
+    with open(log_file, "a") as f:
+        f.write("===== Application Startup at {0} =====\n".format(subprocess.run(['date'], capture_output=True, text=True).stdout))
+    
     install_packages()
     configure_jupyter()
-    subprocess.Popen(start_jupyter)
-    app.run(host='0.0.0.0', port=7860)
+    start_jupyter()
+    
+    # Disable logging for Flask
+    WSGIRequestHandler.log_request = lambda self, *args, **kwargs: None
+    
+    app.run(host='0.0.0.0', port=7860, debug=False)

requirements.txt

@@ -0,0 +1,4 @@
+flask
+gradio
+jupyterlab
+werkzeug