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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 unittest
import numpy as np
from op_test import get_device_place, is_custom_device
import paddle
from paddle import base
paddle.enable_static()
class TestAllcloseLayer(unittest.TestCase):
def allclose_check(self, use_cuda, dtype='float32'):
a = paddle.static.data(name="a", shape=[2], dtype=dtype)
b = paddle.static.data(name="b", shape=[2], dtype=dtype)
result = paddle.allclose(
a, b, rtol=1e-05, atol=1e-08, equal_nan=False, name="ignore_nan"
)
result_nan = paddle.allclose(
a, b, rtol=1e-05, atol=1e-08, equal_nan=True, name="equal_nan"
)
result_corner = paddle.allclose(
a, b, rtol=0.01, atol=0.0, name="corner_case"
)
place = get_device_place() if use_cuda else base.CPUPlace()
exe = base.Executor(place)
exe.run(base.default_startup_program())
x = np.array([10000.0, 1e-07]).astype(dtype)
y = np.array([10000.1, 1e-08]).astype(dtype)
result_v, result_nan_v, result_c = exe.run(
feed={'a': x, 'b': y},
fetch_list=[result, result_nan, result_corner],
)
self.assertEqual(result_v, False)
self.assertEqual(result_nan_v, False)
x = np.array([10000.0, 1e-08]).astype(dtype)
y = np.array([10000.1, 1e-09]).astype(dtype)
result_v, result_nan_v, result_c = exe.run(
feed={'a': x, 'b': y},
fetch_list=[result, result_nan, result_corner],
)
self.assertEqual(result_v, True)
self.assertEqual(result_nan_v, True)
x = np.array([1.0, float('nan')]).astype(dtype)
y = np.array([1.0, float('nan')]).astype(dtype)
result_v, result_nan_v, result_c = exe.run(
feed={'a': x, 'b': y},
fetch_list=[result, result_nan, result_corner],
)
self.assertEqual(result_v, False)
self.assertEqual(result_nan_v, True)
# for corner case
x = np.array([10.1, 10.1]).astype(dtype)
y = np.array([10, 10]).astype(dtype)
result_v, result_nan_v, result_c = exe.run(
feed={'a': x, 'b': y},
fetch_list=[result, result_nan, result_corner],
)
corner_res = dtype == 'float64'
self.assertEqual(result_c, corner_res)
def test_allclose_cpu_fp32(self):
main = base.Program()
startup = base.Program()
with (
base.unique_name.guard(),
base.program_guard(main, startup),
):
self.allclose_check(use_cuda=False, dtype='float32')
def test_allclose_cpu_fp64(self):
main = base.Program()
startup = base.Program()
with (
base.unique_name.guard(),
base.program_guard(main, startup),
):
self.allclose_check(use_cuda=False, dtype='float64')
def test_allclose_gpu_fp32(self):
if base.core.is_compiled_with_cuda() or is_custom_device():
main = base.Program()
startup = base.Program()
with (
base.unique_name.guard(),
base.program_guard(main, startup),
):
self.allclose_check(use_cuda=True, dtype='float32')
def test_allclose_gpu_fp64(self):
if base.core.is_compiled_with_cuda() or is_custom_device():
main = base.Program()
startup = base.Program()
with (
base.unique_name.guard(),
base.program_guard(main, startup),
):
self.allclose_check(use_cuda=True, dtype='float64')
def test_dygraph_mode(self):
x_1 = np.array([10000.0, 1e-07]).astype("float32")
y_1 = np.array([10000.1, 1e-08]).astype("float32")
x_2 = np.array([10000.0, 1e-08]).astype("float32")
y_2 = np.array([10000.1, 1e-09]).astype("float32")
x_3 = np.array([1.0, float('nan')]).astype("float32")
y_3 = np.array([1.0, float('nan')]).astype("float32")
x_4 = np.array([10.1]).astype("float32")
y_4 = np.array([10]).astype("float32")
x_5 = np.array([10.1]).astype("float64")
y_5 = np.array([10]).astype("float64")
with base.dygraph.guard():
x_v_1 = paddle.to_tensor(x_1)
y_v_1 = paddle.to_tensor(y_1)
ret_1 = paddle.allclose(
x_v_1,
y_v_1,
rtol=1e-05,
atol=1e-08,
equal_nan=False,
name='test_1',
)
self.assertEqual(ret_1.numpy(), False)
ret_1 = paddle.allclose(
x_v_1,
y_v_1,
rtol=1e-05,
atol=1e-08,
equal_nan=True,
name='test_2',
)
self.assertEqual(ret_1.numpy(), False)
x_v_2 = paddle.to_tensor(x_2)
y_v_2 = paddle.to_tensor(y_2)
ret_2 = paddle.allclose(
x_v_2,
y_v_2,
rtol=1e-05,
atol=1e-08,
equal_nan=False,
name='test_3',
)
self.assertEqual(ret_2.numpy(), True)
ret_2 = paddle.allclose(
x_v_2,
y_v_2,
rtol=1e-05,
atol=1e-08,
equal_nan=True,
name='test_4',
)
self.assertEqual(ret_2.numpy(), True)
x_v_3 = paddle.to_tensor(x_3)
y_v_3 = paddle.to_tensor(y_3)
ret_3 = paddle.allclose(
x_v_3,
y_v_3,
rtol=1e-05,
atol=1e-08,
equal_nan=False,
name='test_5',
)
self.assertEqual(ret_3.numpy(), False)
ret_3 = paddle.allclose(
x_v_3,
y_v_3,
rtol=1e-05,
atol=1e-08,
equal_nan=True,
name='test_6',
)
self.assertEqual(ret_3.numpy(), True)
# for corner case
x_v_4 = paddle.to_tensor(x_4)
y_v_4 = paddle.to_tensor(y_4)
ret_4 = paddle.allclose(
x_v_4, y_v_4, rtol=0.01, atol=0.0, name='test_7'
)
self.assertEqual(ret_4.numpy(), False)
x_v_5 = paddle.to_tensor(x_5)
y_v_5 = paddle.to_tensor(y_5)
ret_5 = paddle.allclose(
x_v_5, y_v_5, rtol=0.015, atol=0.0, name='test_8'
)
self.assertEqual(ret_5.numpy(), True)
if __name__ == "__main__":
unittest.main()