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paddlepaddle--paddle/test/legacy_test/test_squared_l2_norm_op.py
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2026-07-13 12:40:42 +08:00

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# 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 numpy as np
from numpy import linalg as LA
from op_test import OpTest, get_device_place, is_custom_device
import paddle
import paddle.distributed as dist
from paddle import _C_ops
def squared_l2_norm(x):
return _C_ops.squared_l2_norm(x)
class TestSquaredL2NormF16Op(unittest.TestCase):
def init_test_case(self):
X = np.random.uniform(-0.1, 0.1, (8, 5, 10)).astype('float32')
return X
def check_main(self, x_np, dtype):
paddle.disable_static()
x = paddle.to_tensor(x_np)
x.stop_gradient = False
y = squared_l2_norm(x)
x_g = paddle.grad(y, [x])
paddle.enable_static()
return y, x_g
def test_main(self):
x_np = self.init_test_case()
y_np_1, x_g_np_1 = self.check_main(x_np, 'float32')
y_np_2, x_g_np_2 = self.check_main(x_np, 'float16')
def assert_equal(x, y):
np.testing.assert_allclose(x, y, rtol=1e-05, atol=0.0)
assert_equal(y_np_1, y_np_2)
assert_equal(x_g_np_1, x_g_np_2)
class TestSquaredL2NormF16Op1(TestSquaredL2NormF16Op):
def init_test_case(self):
X = np.random.uniform(-2.0, 2.0, (30, 10)).astype('float32')
return X
class TestSquaredL2NormF16Op2(TestSquaredL2NormF16Op):
def init_test_case(self):
X = np.random.uniform(-5.0, 5.0, (20, 10, 20)).astype('float32')
return X
class TestL2LossOp(OpTest):
"""Test squared_l2_norm"""
def config(self):
self.x_shape = (13, 19)
self.check_auto_parallel = False
def setUp(self):
self.config()
self.python_api = squared_l2_norm
self.public_python_api = squared_l2_norm
self.op_type = "squared_l2_norm"
self.prim_op_type = "comp"
self.max_relative_error = 0.05
X = np.random.uniform(-1, 1, self.x_shape).astype("float32")
X[np.abs(X) < self.max_relative_error] = 0.1
self.inputs = {'X': X}
self.outputs = {'Out': np.array([np.square(LA.norm(X))])}
def test_check_output(self):
self.check_output(check_prim_pir=True)
def test_check_grad(self):
self.check_grad(
['X'],
'Out',
max_relative_error=self.max_relative_error,
check_auto_parallel=self.check_auto_parallel,
)
class TestSquaredL2NormAutoParallel_1(TestL2LossOp):
def config(self):
self.x_shape = (14, 18)
self.check_auto_parallel = True
self.placements = {
'X': [dist.Replicate()],
}
class TestSquaredL2NormAutoParallel_2(TestL2LossOp):
def config(self):
self.x_shape = (14, 18)
self.check_auto_parallel = True
self.placements = {
'X': [dist.Shard(0)],
}
class TestSquaredL2NormAutoParallel_3(TestL2LossOp):
def config(self):
self.x_shape = (14, 18)
self.check_auto_parallel = True
self.placements = {
'X': [dist.Shard(1)],
}
class TestL2LossDeterministic(unittest.TestCase):
def check_place(self, place):
with paddle.base.dygraph.guard(place):
x_np = np.random.rand(5, 11, 13).astype('float32')
x = paddle.to_tensor(x_np)
y1 = _C_ops.squared_l2_norm(x)
y2 = _C_ops.squared_l2_norm(x)
np.testing.assert_array_equal(y1.numpy(), y2.numpy())
def test_main(self):
self.check_place(paddle.CPUPlace())
if paddle.is_compiled_with_cuda() or is_custom_device():
self.check_place(get_device_place())
if __name__ == "__main__":
paddle.enable_static()
unittest.main()