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

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Python

# Copyright (c) 2024 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, static
TEST_REAL_DATA = [
np.array(1.0),
np.random.randint(-10, 10, (2, 3)),
np.random.randn(64, 32),
]
REAL_TYPE = [
'float16',
'float32',
'float64',
'bool',
'int16',
'int32',
'int64',
'uint16',
]
TEST_COMPLEX_DATA = [
np.array(1.0 + 2j),
np.array(1.0 + 0j),
np.array([[0.2 + 3j, 3 + 0j, -0.7 - 6j], [-0.4 + 0j, 3.5 - 10j, 2.5 + 0j]]),
]
COMPLEX_TYPE = ['complex64', 'complex128']
def run_dygraph(data, type, use_gpu=False):
place = paddle.CPUPlace()
if use_gpu and (base.core.is_compiled_with_cuda() or is_custom_device()):
place = get_device_place()
paddle.disable_static(place)
data = data.astype(type)
x = paddle.to_tensor(data)
return paddle.isreal(x)
def run_static(data, type, use_gpu=False):
paddle.enable_static()
startup_program = paddle.static.Program()
main_program = paddle.static.Program()
place = paddle.CPUPlace()
if use_gpu and (base.core.is_compiled_with_cuda() or is_custom_device()):
place = get_device_place()
exe = base.Executor(place)
with static.program_guard(main_program, startup_program):
data = data.astype(type)
x = paddle.static.data(name='x', shape=data.shape, dtype=type)
res = paddle.isreal(x)
static_result = exe.run(feed={'x': data}, fetch_list=[res])
return static_result
def test(data_cases, type_cases, use_gpu=False):
for data in data_cases:
for type in type_cases:
dygraph_result = run_dygraph(data, type, use_gpu).numpy()
np_result = np.isreal(data.astype(type))
np.testing.assert_equal(dygraph_result, np_result)
def test_static_or_pir_mode():
(static_result,) = run_static(data, type, use_gpu)
np.testing.assert_equal(static_result, np_result)
test_static_or_pir_mode()
class TestIsRealError(unittest.TestCase):
def test_for_exception(self):
with self.assertRaises(TypeError):
paddle.isreal(np.array([1, 2]))
class TestIsReal(unittest.TestCase):
def test_for_real_tensor_without_gpu(self):
test(TEST_REAL_DATA, REAL_TYPE)
def test_for_real_tensor_with_gpu(self):
test(TEST_REAL_DATA, REAL_TYPE, True)
def test_for_complex_tensor_without_gpu(self):
test(TEST_COMPLEX_DATA, COMPLEX_TYPE)
def test_for_complex_tensor_with_gpu(self):
test(TEST_COMPLEX_DATA, COMPLEX_TYPE, True)
if __name__ == '__main__':
unittest.main()