Update app.py

app.py

@@ -1,14 +1,14 @@
 import os
 import sys
-from random import choice
+import subprocess
 
 # Check if moviepy is installed; if not, install it
 try:
     from moviepy.editor import VideoFileClip, AudioFileClip
 except ImportError:
     print("MoviePy not found, attempting to install...")
-    os.system("pip install moviepy")
-    # Reload the environment to use the newly installed module
+    subprocess.check_call([sys.executable, "-m", "pip", "install", "moviepy"])
+    # Retry importing after installation
     try:
         from moviepy.editor import VideoFileClip, AudioFileClip
     except ImportError: