#   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 the extention functions  
# __all__ = ['add_position_encoding',
#            'autoincreased_step_counter',
#            'continuous_value_model',
#            'filter_by_instag',
#            'linear_chain_crf',
#            'merge_selected_rows',
#            'multiclass_nms',
#            'polygon_box_transform',
#            'random_crop',
#            'row_conv',
#            'rpn_target_assign',
#            'similarity_focus',
#            'target_assign',
#            'temporal_shift',
#            'warpctc',
#            'diag_embed']