# Copyright 2015 The TensorFlow 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.
# ==============================================================================
# pylint: disable=invalid-name
"""ResNet50 model for Keras.

# Reference:

- [Deep Residual Learning for Image
Recognition](https://arxiv.org/abs/1512.03385)

Adapted from code contributed by BigMoyan.
"""
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function

import warnings

from tensorflow.contrib.keras.python.keras import backend as K
from tensorflow.contrib.keras.python.keras import layers
from tensorflow.contrib.keras.python.keras.applications.imagenet_utils import _obtain_input_shape
from tensorflow.contrib.keras.python.keras.applications.imagenet_utils import decode_predictions  # pylint: disable=unused-import
from tensorflow.contrib.keras.python.keras.applications.imagenet_utils import preprocess_input  # pylint: disable=unused-import
from tensorflow.contrib.keras.python.keras.engine.topology import get_source_inputs
from tensorflow.contrib.keras.python.keras.layers import Activation
from tensorflow.contrib.keras.python.keras.layers import AveragePooling2D
from tensorflow.contrib.keras.python.keras.layers import BatchNormalization
from tensorflow.contrib.keras.python.keras.layers import Conv2D