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paddlepaddle--paddle/test/legacy_test/test_adam_optimizer_fp32_fp64.py
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2026-07-13 12:40:42 +08:00

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# Copyright (c) 2019 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
from op_test import get_places
from utils import static_guard
import paddle
from paddle import base
def main_test_func(place, dtype):
with static_guard():
main = base.Program()
startup = base.Program()
with (
base.program_guard(main, startup),
base.scope_guard(base.Scope()),
):
x = paddle.static.data(name='x', shape=[None, 13], dtype=dtype)
y = paddle.static.data(name='y', shape=[None, 1], dtype=dtype)
y_predict = paddle.static.nn.fc(x, size=1)
cost = paddle.nn.functional.square_error_cost(
input=y_predict, label=y
)
avg_cost = paddle.mean(cost)
adam_optimizer = paddle.optimizer.Adam(0.01)
adam_optimizer.minimize(avg_cost)
fetch_list = [avg_cost]
feeder = base.DataFeeder(place=place, feed_list=[x, y])
exe = base.Executor(place)
exe.run(base.default_startup_program())
uci_housing = paddle.text.datasets.UCIHousing(mode='train')
for data in uci_housing:
exe.run(main, feed=feeder.feed([data]), fetch_list=fetch_list)
class AdamFp32Test(unittest.TestCase):
def setUp(self):
self.dtype = 'float32'
def test_main(self):
for p in get_places():
main_test_func(p, self.dtype)
class AdamFp64Test(AdamFp32Test):
def setUp(self):
self.dtype = 'float64'
if __name__ == '__main__':
unittest.main()