Update the test script

Signed-off-by: shiyu22 <shiyu.chen@zilliz.com>

test_transform_image_operator_template.py

@@ -1,8 +1,10 @@
 from torchvision import transforms
 from transform_image_operator_template import TransformImageOperatorTemplate
+from PIL import Image
 
 
-def get_transformed_img(size, img_path)
+def get_transformed_img(size, img_path):
+    img = Image.open(img_path)
     tfms = transforms.Compose(
         [
             transforms.Resize(size),
@@ -11,11 +13,11 @@ def get_transformed_img(size, img_path)
             transforms.Normalize([0.485, 0.456, 0.406], [0.229, 0.224, 0.225]),
         ]
     )
-    img_transformed = tfms(img_path).unsqueeze(0)
+    img_transformed = tfms(img).unsqueeze(0)
     return img_transformed
 
 def test_transform_image(size=256, img_path='./test_data/test.jpg'):
-    op = TransformImageOperatorTemplate(size
+    op = TransformImageOperatorTemplate(size)
     outputs = op(img_path)
     img_transformed = get_transformed_img(size, img_path)
     c = (img_transformed.numpy() == outputs.img_transformed.numpy())