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2026-07-13 12:40:42 +08:00

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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 math
import os
import sys
import tempfile
import unittest
import numpy as np
from op_test import get_device_place, is_custom_device
from simple_nets import simple_fc_net
import paddle
from paddle import base
from paddle.base import compiler, core
class TestPassBuilder(unittest.TestCase):
def check_network_convergence(self, use_cuda, build_strategy=None):
os.environ['CPU_NUM'] = str(4)
main = base.Program()
startup = base.Program()
with base.program_guard(main, startup):
loss = simple_fc_net()
test_program = main.clone(for_test=True)
opt = paddle.optimizer.SGD(learning_rate=0.001)
opt.minimize(loss)
batch_size = 32
image = np.random.normal(size=(batch_size, 784)).astype('float32')
label = np.random.randint(0, 10, (batch_size, 1), dtype="int64")
place = get_device_place() if use_cuda else base.CPUPlace()
exe = base.Executor(place)
exe.run(startup)
feed_dict = {'image': image, 'label': label}
train_cp = compiler.CompiledProgram(
main, build_strategy=build_strategy
)
test_cp = compiler.CompiledProgram(
test_program, build_strategy=build_strategy
)
for i in range(5):
_ = exe.run(train_cp, fetch_list=[loss], feed=feed_dict)
(test_loss,) = exe.run(
test_cp, fetch_list=[loss], feed=feed_dict
)
(train_loss,) = exe.run(
train_cp, fetch_list=[loss], feed=feed_dict
)
avg_test_loss_val = np.array(test_loss).mean()
if math.isnan(float(avg_test_loss_val)):
sys.exit("got NaN loss, testing failed.")
avg_train_loss_val = np.array(train_loss).mean()
if math.isnan(float(avg_train_loss_val)):
sys.exit("got NaN loss, training failed.")
np.testing.assert_allclose(
train_loss,
test_loss,
rtol=1e-05,
atol=1e-08,
err_msg='Train loss: '
+ str(train_loss)
+ '\n Test loss:'
+ str(test_loss),
)
def test_parallel_testing_with_new_strategy(self):
build_strategy = base.BuildStrategy()
self.assertFalse(build_strategy.fuse_elewise_add_act_ops)
build_strategy.fuse_elewise_add_act_ops = True
# FIXME: currently fuse_elewise_add_act_ops not compatible with below options
build_strategy.enable_inplace = False
build_strategy.memory_optimize = False
pass_builder = build_strategy._finalize_strategy_and_create_passes()
self.assertTrue(
"fuse_elewise_add_act_pass"
in [p.type() for p in pass_builder.all_passes()]
)
origin_len = len(pass_builder.all_passes())
viz_pass = pass_builder.append_pass("graph_viz_pass")
self.assertEqual(origin_len + 1, len(pass_builder.all_passes()))
pass_builder.insert_pass(
len(pass_builder.all_passes()), "graph_viz_pass"
)
self.assertEqual(origin_len + 2, len(pass_builder.all_passes()))
pass_builder.remove_pass(len(pass_builder.all_passes()) - 1)
self.assertEqual(origin_len + 1, len(pass_builder.all_passes()))
with (
paddle.pir_utils.OldIrGuard(),
tempfile.TemporaryDirectory(prefix="dot_path_") as tmpdir,
):
graph_viz_path = os.path.join(tmpdir, 'test_viz_pass.dot')
viz_pass.set("graph_viz_path", graph_viz_path)
self.check_network_convergence(
use_cuda=(core.is_compiled_with_cuda() or is_custom_device()),
build_strategy=build_strategy,
)
try:
os.stat(graph_viz_path)
except OSError:
self.assertFalse(True)
if __name__ == '__main__':
unittest.main()