Update app.py

app.py

@@ -9,7 +9,7 @@ model = from_pretrained_keras("keras-io/keras-reptile")
 
 def read_image(image):
     image = tf.convert_to_tensor(image)
-    image = cv2.resize()
+    image = tf.image.resize(images=image, size=[img_size, img_size])
     image = image / 127.5 - 1
     return image