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paddlepaddle--paddle/test/legacy_test/test_image_classification_layer.py
2026-07-13 12:40:42 +08:00

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2.5 KiB
Python

# Copyright (c) 2018 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.
import unittest
import nets
import paddle
def conv_block(input, num_filter, groups, dropouts):
return nets.img_conv_group(
input=input,
pool_size=2,
pool_stride=2,
conv_num_filter=[num_filter] * groups,
conv_filter_size=3,
conv_act='relu',
conv_with_batchnorm=True,
conv_batchnorm_drop_rate=dropouts,
pool_type='max',
)
class TestLayer(unittest.TestCase):
def test_dropout_layer(self):
main_program = paddle.static.Program()
startup_program = paddle.static.Program()
with paddle.static.program_guard(main_program, startup_program):
images = paddle.static.data(
name='pixel', shape=[-1, 3, 48, 48], dtype='float32'
)
paddle.nn.functional.dropout(x=images, p=0.5)
print(str(main_program))
def test_img_conv_group(self):
main_program = paddle.static.Program()
startup_program = paddle.static.Program()
with paddle.static.program_guard(main_program, startup_program):
images = paddle.static.data(
name='pixel', shape=[-1, 3, 48, 48], dtype='float32'
)
conv1 = conv_block(images, 64, 2, [0.3, 0])
conv_block(conv1, 256, 3, [0.4, 0.4, 0])
print(str(main_program))
def test_elementwise_add_with_act(self):
main_program = paddle.static.Program()
startup_program = paddle.static.Program()
with paddle.static.program_guard(main_program, startup_program):
image1 = paddle.static.data(
name='pixel1', shape=[-1, 3, 48, 48], dtype='float32'
)
image2 = paddle.static.data(
name='pixel2', shape=[-1, 3, 48, 48], dtype='float32'
)
paddle.nn.functional.relu(paddle.add(x=image1, y=image2))
print(main_program)
if __name__ == '__main__':
unittest.main()