Update app.py

app.py

@@ -55,6 +55,7 @@ def predict(input_image:Image.Image, true_label:str):
     face = mtcnn(input_image)
     if face is None:
         raise Exception('No face detected')
+        return "No Photoreal face detected"
     face = face.unsqueeze(0) # add the batch dimension
     face = F.interpolate(face, size=(256, 256), mode='bilinear', align_corners=False)