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

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Python

# Copyright (c) 2021 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 tempfile
import unittest
from functools import partial
import numpy as np
from op_test_ipu import IPUOpTest
import paddle
import paddle.optimizer
import paddle.static
class TestBase(IPUOpTest):
def setUp(self):
self.set_atol()
self.set_data_feed()
self.set_feed_attr()
self.set_attrs()
self.set_optimizer()
def set_data_feed(self):
data = np.random.uniform(size=[1, 3, 10, 10])
self.feed_fp32 = {"in_0": data.astype(np.float32)}
self.feed_fp16 = {"in_0": data.astype(np.float16)}
def set_feed_attr(self):
self.feed_shape = [x.shape for x in self.feed_fp32.values()]
self.feed_list = list(self.feed_fp32.keys())
def set_attrs(self):
self.attrs = {}
self.attrs['steps'] = 100
self.attrs['save_at_step'] = 20
self.attrs['model_path'] = tempfile.TemporaryDirectory()
def set_optimizer(self):
self.optimizer = partial(paddle.optimizer.SGD, learning_rate=1e-1)
@IPUOpTest.static_graph
def build_model(self):
generator = paddle.base.unique_name.UniqueNameGenerator()
with paddle.base.unique_name.guard(generator):
x = paddle.static.data(
name=self.feed_list[0],
shape=self.feed_shape[0],
dtype='float32',
)
conv1 = paddle.nn.Conv2D(
in_channels=x.shape[1],
out_channels=3,
kernel_size=3,
bias_attr=False,
)(x)
loss = paddle.mean(conv1)
# apply optimizer
self.optimizer().minimize(loss)
self.fetch_list = [loss]
def run_model(self, exec_mode, save_otherwise_load):
self.build_model()
place = paddle.IPUPlace()
exe = paddle.static.Executor(place)
exe.run(self.startup_prog)
if not save_otherwise_load:
paddle.static.load(self.main_prog, self.attrs['model_path'].name)
ipu_strategy = paddle.static.IpuStrategy()
ipu_strategy.set_graph_config(is_training=True)
if self.is_fp16_mode(exec_mode):
ipu_strategy.set_precision_config(enable_fp16=True)
IPUOpTest.cast_model_to_fp16(self.main_prog)
ipu_compiler = paddle.static.IpuCompiledProgram(
self.main_prog, ipu_strategy=ipu_strategy
)
program = ipu_compiler.compile(self.feed_list, self.fetch_list)
feed = self.feed_fp32
if self.is_fp16_mode(exec_mode):
feed = self.feed_fp16
result = []
run_steps = (
self.attrs['steps']
if save_otherwise_load
else self.attrs['steps'] - self.attrs['save_at_step']
)
for i in range(run_steps):
tmp = exe.run(program, feed=feed, fetch_list=self.fetch_list)
if save_otherwise_load and i == self.attrs['save_at_step'] - 1:
ipu_compiler._backend.weights_to_host()
paddle.static.save(
self.main_prog, self.attrs['model_path'].name
)
if save_otherwise_load and i >= self.attrs['save_at_step']:
result.append(tmp)
elif not save_otherwise_load:
result.append(tmp)
return np.asarray(result)
def test_base(self):
res0 = self.run_model(IPUOpTest.ExecutionMode.IPU_FP32, True)
res1 = self.run_model(IPUOpTest.ExecutionMode.IPU_FP32, False)
np.testing.assert_allclose(
res0.flatten(), res1.flatten(), rtol=1e-05, atol=self.atol
)
self.attrs['model_path'].cleanup()
class TestMomentum(TestBase):
def set_optimizer(self):
self.optimizer = partial(paddle.optimizer.Momentum, learning_rate=1e-1)
class TestAdam(TestBase):
def set_optimizer(self):
self.optimizer = partial(paddle.optimizer.Adam, learning_rate=1e-1)
class TestLamb(TestBase):
def set_optimizer(self):
self.optimizer = partial(paddle.optimizer.Lamb, learning_rate=1e-1)
class TestAdamW(TestBase):
def set_optimizer(self):
self.optimizer = partial(paddle.optimizer.AdamW, learning_rate=1e-1)
class TestAdamax(TestBase):
def set_optimizer(self):
self.optimizer = partial(paddle.optimizer.Adamax, learning_rate=1e-1)
class TestAdagrad(TestBase):
def set_optimizer(self):
self.optimizer = partial(paddle.optimizer.Adagrad, learning_rate=1e-1)
class TestAdadelta(TestBase):
def set_optimizer(self):
self.optimizer = partial(paddle.optimizer.Adagrad, learning_rate=1e-1)
class TestRMSProp(TestBase):
def set_optimizer(self):
self.optimizer = partial(paddle.optimizer.RMSProp, learning_rate=1e-1)
class TestCenteredRMSProp(TestBase):
def set_optimizer(self):
self.optimizer = partial(
paddle.optimizer.RMSProp, learning_rate=1e-1, centered=True
)
@unittest.skipIf(IPUOpTest.use_ipumodel(), "skip for ipumodel")
class TestSGDFP16(TestBase):
def set_attrs(self):
self.attrs = {}
self.attrs['steps'] = 100
self.attrs['save_at_step'] = 20
self.attrs['model_path'] = tempfile.TemporaryDirectory()
def set_optimizer(self):
self.optimizer = partial(paddle.optimizer.SGD, learning_rate=1e-1)
def test_base(self):
res0 = self.run_model(IPUOpTest.ExecutionMode.IPU_FP16, True)
res1 = self.run_model(IPUOpTest.ExecutionMode.IPU_FP16, False)
np.testing.assert_allclose(
res0.flatten(), res1.flatten(), rtol=1e-05, atol=self.atol
)
self.attrs['model_path'].cleanup()
class TestMomentumFp16(TestSGDFP16):
def set_optimizer(self):
self.optimizer = partial(paddle.optimizer.Momentum, learning_rate=1e-1)
class TestAdamFP16(TestSGDFP16):
def set_optimizer(self):
self.optimizer = partial(paddle.optimizer.Adam, learning_rate=1e-1)
class TestLambFP16(TestSGDFP16):
def set_optimizer(self):
self.optimizer = partial(paddle.optimizer.Lamb, learning_rate=1e-1)
class TestAdamWFP16FP16(TestSGDFP16):
def set_optimizer(self):
self.optimizer = partial(paddle.optimizer.AdamW, learning_rate=1e-1)
class TestAdamaxFP16(TestSGDFP16):
def set_optimizer(self):
self.optimizer = partial(paddle.optimizer.Adamax, learning_rate=1e-1)
class TestAdagradFP16(TestSGDFP16):
def set_optimizer(self):
self.optimizer = partial(paddle.optimizer.Adagrad, learning_rate=1e-1)
class TestAdadeltaFP16(TestSGDFP16):
def set_optimizer(self):
self.optimizer = partial(paddle.optimizer.Adagrad, learning_rate=1e-1)
class TestRMSPropFP16(TestSGDFP16):
def set_optimizer(self):
self.optimizer = partial(paddle.optimizer.RMSProp, learning_rate=1e-1)
class TestCenteredRMSPropFP16(TestSGDFP16):
def set_optimizer(self):
self.optimizer = partial(
paddle.optimizer.RMSProp, learning_rate=1e-1, centered=True
)
if __name__ == "__main__":
unittest.main()