Update app.py

app.py

@@ -1,12 +1,9 @@
 import os
 import g4f
 
-# Check if g4f library is already installed
-if os.system('pip list g4f')!= 0:
-    # If not installed, uninstall any existing versions
-    os.system('pip uninstall g4f')
-    # Install g4f library
-    os.system('pip install g4f')
+import pip
+pip.main(['uninstall', '--yes', 'g4f'])
+pip.main(['install', 'g4f'])
 
 prompt = 'give em story about Libya in arabic lang'