#   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.

# TODO: define activation functions of neural network  
# __all__ = ['brelu',
#            'elu',
#            'erf',
#            'gelu',
#            'hard_shrink',
#            'hard_sigmoid',
#            'hard_swish',
#            'hsigmoid',
#            'leaky_relu',
#            'logsigmoid',
#            'maxout',
#            'prelu',
#            'relu',
#            'relu6',
#            'selu',
#            'sigmoid',
#            'soft_relu',
#            'softmax',
#            'softplus',
#            'softshrink',
#            'softsign',
#            'swish',
#            'tanh_shrink',
#            'thresholded_relu',
#            'log_softmax']