adds docstring

Signed-off-by: Wenqi Li <wenqil@nvidia.com>

Author: wyli

monai/handlers/parameter_scheduler.py

@@ -1,3 +1,14 @@
+# Copyright 2020 - 2021 MONAI Consortium
+# 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.
+
 import logging
 from bisect import bisect_right
 from typing import TYPE_CHECKING, Callable, Dict, List, Optional, Union

monai/networks/blocks/crf.py

@@ -1,4 +1,4 @@
-# Copyright 2020 MONAI Consortium
+# Copyright 2020 - 2021 MONAI Consortium
 # 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

monai/optimizers/lr_scheduler.py

@@ -1,3 +1,14 @@
+# Copyright 2020 - 2021 MONAI Consortium
+# 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 torch.optim import Optimizer
 from torch.optim.lr_scheduler import _LRScheduler