Update app.py

app.py

@@ -1,9 +1,10 @@
 import os
+from time import sleep
 print("Upgrade and Install...")
 os.system('pip install tensorflow numpy gradio keras tensorflow-cpu')
 os.system('pip install --upgrade tensorflow numpy gradio keras nvidia-cuda-toolkit libcudnn8 tensorflow-cpu')
 os.system('rm -rf ~/.keras ~/.cache')
-
+sleep(5)
 import tensorflow as tf
 from tensorflow import keras
 import numpy as np