chore: import upstream snapshot with attribution

python/paddle/vision/datasets/__init__.py

@@ -0,0 +1,30 @@
+#   Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from .cifar import Cifar10, Cifar100
+from .flowers import Flowers
+from .folder import DatasetFolder, ImageFolder
+from .mnist import MNIST, FashionMNIST
+from .voc2012 import VOC2012
+
+__all__ = [
+    'DatasetFolder',
+    'ImageFolder',
+    'MNIST',
+    'FashionMNIST',
+    'Flowers',
+    'Cifar10',
+    'Cifar100',
+    'VOC2012',
+]