[to #42461396] add Pillow version constraint and update hub version

1.  use Pillow >= 6.2.0
2. change skip test msg for image caption
Link: https://code.alibaba-inc.com/Ali-MaaS/MaaS-lib/codereview/9041194

requirements/runtime.txt

@@ -1,10 +1,10 @@
 addict
 datasets
 easydict
-https://maashub.oss-cn-hangzhou.aliyuncs.com/releases/maas_hub-0.1.0.dev0-py2.py3-none-any.whl
+https://mindscope.oss-cn-hangzhou.aliyuncs.com/sdklib/maas_hub-0.2.2.dev0-py3-none-any.whl
 numpy
 opencv-python-headless
-Pillow
+Pillow>=6.2.0
 pyyaml
 requests
 tokenizers<=0.10.3

tests/pipelines/test_image_captioning.py

@@ -11,7 +11,7 @@ from modelscope.utils.constant import Tasks
 
 class ImageCaptionTest(unittest.TestCase):
 
-    @unittest.skip('skip long test')
+    @unittest.skip('skip before model is restored in model hub')
     def test_run(self):
         model = 'https://ofa-beijing.oss-cn-beijing.aliyuncs.com/checkpoints/caption_large_best_clean.pt'
 

tests/preprocessors/test_image.py

@@ -0,0 +1,22 @@
+# Copyright (c) Alibaba, Inc. and its affiliates.
+
+import unittest
+
+import PIL
+
+from modelscope.preprocessors import load_image
+from modelscope.utils.logger import get_logger
+
+
+class ImagePreprocessorTest(unittest.TestCase):
+
+    def test_load(self):
+        img = load_image(
+            'http://pai-vision-data-hz.oss-cn-zhangjiakou.aliyuncs.com/data/test/maas/image_matting/test.png'
+        )
+        self.assertTrue(isinstance(img, PIL.Image.Image))
+        self.assertEqual(img.size, (948, 533))
+
+
+if __name__ == '__main__':
+    unittest.main()