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

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# Copyright (c) 2023 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, get_places, is_custom_device
import paddle
def get_ref_api():
return (
np.trapezoid
if np.lib.NumpyVersion(np.__version__) >= "2.0.0"
else np.trapz # noqa: NPY201
)
class TestTrapezoidAPI(unittest.TestCase):
def set_args(self):
self.y = np.array([[2, 4, 8], [3, 5, 9]]).astype('float32')
self.x = None
self.dx = None
self.axis = -1
def get_output(self):
if self.x is None and self.dx is None:
self.output = self.ref_api(
y=self.y, x=self.x, dx=1.0, axis=self.axis
)
else:
self.output = self.ref_api(
y=self.y, x=self.x, dx=self.dx, axis=self.axis
)
def set_api(self):
self.ref_api = get_ref_api()
self.paddle_api = paddle.trapezoid
def setUp(self):
self.set_api()
self.set_args()
self.get_output()
self.places = get_places()
def func_dygraph(self):
for place in self.places:
paddle.disable_static()
y = paddle.to_tensor(self.y, place=place)
if self.x is not None:
self.x = paddle.to_tensor(self.x, place=place)
if self.dx is not None:
self.dx = paddle.to_tensor(self.dx, place=place)
out = self.paddle_api(y=y, x=self.x, dx=self.dx, axis=self.axis)
np.testing.assert_allclose(out, self.output, rtol=1e-05)
def test_dygraph(self):
self.setUp()
self.func_dygraph()
def test_static(self):
paddle.enable_static()
for place in get_places():
with paddle.static.program_guard(
paddle.static.Program(), paddle.static.Program()
):
y = paddle.static.data(
name="y", shape=self.y.shape, dtype=self.y.dtype
)
x = None
dx = None
if self.x is not None:
x = paddle.static.data(
name="x", shape=self.x.shape, dtype=self.x.dtype
)
if self.dx is not None:
dx = paddle.static.data(
name="dx", shape=[], dtype='float32'
)
exe = paddle.static.Executor(place)
out = self.paddle_api(y=y, x=x, dx=dx, axis=self.axis)
fetches = exe.run(
paddle.static.default_main_program(),
feed={
"y": self.y,
"x": self.x,
"dx": self.dx,
"axis": self.axis,
},
fetch_list=[out],
)
np.testing.assert_allclose(fetches[0], self.output, rtol=1e-05)
class TestTrapezoidWithX(TestTrapezoidAPI):
def set_args(self):
self.y = np.array([[2, 4, 8], [3, 5, 9]]).astype('float32')
self.x = np.array([[1, 2, 3], [3, 4, 5]]).astype('float32')
self.dx = None
self.axis = -1
class TestTrapezoidAxis(TestTrapezoidAPI):
def set_args(self):
self.y = np.array([[2, 4, 8], [3, 5, 9]]).astype('float32')
self.x = None
self.dx = 1.0
self.axis = 0
class TestTrapezoidWithDx(TestTrapezoidAPI):
def set_args(self):
self.y = np.array([[2, 4, 8], [3, 5, 9]]).astype('float32')
self.x = None
self.dx = 3.0
self.axis = -1
class TestTrapezoidfloat64(TestTrapezoidAPI):
def set_args(self):
self.y = np.array([[2, 4, 8], [3, 5, 9]]).astype('float64')
self.x = np.array([[1, 2, 3], [3, 4, 5]]).astype('float64')
self.dx = None
self.axis = -1
class TestTrapezoidWithOutDxX(TestTrapezoidAPI):
def set_args(self):
self.y = np.array([[2, 4, 8], [3, 5, 9]]).astype('float64')
self.x = None
self.dx = None
self.axis = -1
class TestTrapezoidBroadcast(TestTrapezoidAPI):
def set_args(self):
self.y = np.random.random((3, 3, 4)).astype('float32')
self.x = np.random.random(3).astype('float32')
self.dx = None
self.axis = 1
class TestTrapezoidAxis1(TestTrapezoidAPI):
def set_args(self):
self.y = np.random.random((3, 3, 4)).astype('float32')
self.x = None
self.dx = 1.0
self.axis = 1
class TestTrapezoidError(unittest.TestCase):
# test error
def set_api(self):
self.paddle_api = paddle.trapezoid
def test_errors(self):
self.set_api()
with paddle.static.program_guard(
paddle.static.Program(), paddle.static.Program()
):
def test_y_dtype():
y = paddle.static.data(
name='y',
shape=[4, 4],
dtype="int64",
)
x = paddle.static.data(name='x', shape=[4, 4], dtype="float32")
dx = None
self.paddle_api(y, x, dx)
self.assertRaises(TypeError, test_y_dtype)
def test_x_dtype():
y1 = paddle.static.data(
name='y1',
shape=[4, 4],
dtype="float32",
)
x1 = paddle.static.data(name='x1', shape=[4, 4], dtype="int64")
dx1 = None
self.paddle_api(y1, x1, dx1)
self.assertRaises(TypeError, test_x_dtype)
def test_dx_dim():
y2 = paddle.static.data(
name='y2',
shape=[4, 4],
dtype="float32",
)
x2 = None
dx2 = paddle.static.data(
name='dx2', shape=[4, 4], dtype="float32"
)
self.paddle_api(y2, x2, dx2)
self.assertRaises(ValueError, test_dx_dim)
def test_xwithdx():
y3 = paddle.static.data(
name='y3',
shape=[4, 4],
dtype="float32",
)
x3 = paddle.static.data(
name='x3', shape=[4, 4], dtype="float32"
)
dx3 = 1.0
self.paddle_api(y3, x3, dx3)
self.assertRaises(ValueError, test_xwithdx)
class Testfp16Trapezoid(TestTrapezoidAPI):
def set_api(self):
self.paddle_api = paddle.trapezoid
self.ref_api = get_ref_api()
def test_fp16_with_gpu(self):
paddle.enable_static()
if paddle.base.core.is_compiled_with_cuda() or is_custom_device():
place = get_device_place()
with paddle.static.program_guard(
paddle.static.Program(), paddle.static.Program()
):
input_y = np.random.random([4, 4]).astype("float16")
y = paddle.static.data(name="y", shape=[4, 4], dtype="float16")
input_x = np.random.random([4, 4]).astype("float16")
x = paddle.static.data(name="x", shape=[4, 4], dtype="float16")
exe = paddle.static.Executor(place)
out = self.paddle_api(y=y, x=x, dx=self.dx, axis=self.axis)
res = exe.run(
paddle.static.default_main_program(),
feed={
"y": input_y,
"x": input_x,
"dx": self.dx,
"axis": self.axis,
},
fetch_list=[out],
)
def test_fp16_func_dygraph(self):
if paddle.base.core.is_compiled_with_cuda() or is_custom_device():
place = get_device_place()
paddle.disable_static()
input_y = np.random.random([4, 4])
y = paddle.to_tensor(input_y, dtype='float16', place=place)
input_x = np.random.random([4, 4])
x = paddle.to_tensor(input_x, dtype='float16', place=place)
out = self.paddle_api(y=y, x=x)
def test_fp16_dygraph(self):
self.func_dygraph()
if __name__ == '__main__':
paddle.enable_static()
unittest.main()