Update app.py

app.py

@@ -4,7 +4,7 @@ os.system("pip install --upgrade gradio")
 os.system("pip install opencv-python")
 os.system("pip install torch")
 os.system("pip install --upgrade pillow")
-os.system("pip install numpy")
+os.system("pip install torchvision")
 import gradio as gr
 import torch
 import torchvision.transforms as transforms