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

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Python

# Copyright (c) 2019 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_places, is_custom_device
from paddle import base
class TensorToNumpyTest(unittest.TestCase):
def setUp(self):
self.shape = [11, 25, 32, 43]
def test_main(self):
dtypes = [
'float32',
'float64',
'int32',
'int64',
'uint8',
'int8',
'bool',
]
places = get_places()
if base.core.is_compiled_with_cuda() or is_custom_device():
places.append(base.CUDAPinnedPlace())
for p in places:
for dtype in dtypes:
np_arr = np.reshape(
np.array(range(np.prod(self.shape))).astype(dtype),
self.shape,
)
t = base.DenseTensor()
t.set(np_arr, p)
ret_np_arr = np.array(t)
self.assertEqual(np_arr.shape, ret_np_arr.shape)
self.assertEqual(np_arr.dtype, ret_np_arr.dtype)
all_equal = np.all(np_arr == ret_np_arr)
self.assertTrue(all_equal)
if __name__ == '__main__':
unittest.main()