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

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# Copyright (c) 2020 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 (
OpTest,
convert_float_to_uint16,
get_device_place,
is_custom_device,
)
import paddle
from paddle.base import core
paddle.enable_static()
class TestDiagonalOp(OpTest):
def setUp(self):
self.op_type = "diagonal"
self.python_api = paddle.diagonal
self.init_dtype()
self.init_config()
self.outputs = {'Out': self.target}
def test_check_output(self):
self.check_output(check_pir=True)
def test_check_grad(self):
self.check_grad(['Input'], 'Out', check_pir=True)
def init_dtype(self):
self.dtype = 'float64'
def init_config(self):
self.case = np.random.randn(10, 5, 2).astype(self.dtype)
self.inputs = {'Input': self.case}
self.attrs = {'offset': 0, 'axis1': 0, 'axis2': 1}
self.target = np.diagonal(
self.inputs['Input'],
offset=self.attrs['offset'],
axis1=self.attrs['axis1'],
axis2=self.attrs['axis2'],
)
class TestDiagonalOpCase1(TestDiagonalOp):
def init_config(self):
self.case = np.random.randn(4, 2, 4, 4).astype('float32')
self.inputs = {'Input': self.case}
self.attrs = {'offset': -2, 'axis1': 3, 'axis2': 0}
self.target = np.diagonal(
self.inputs['Input'],
offset=self.attrs['offset'],
axis1=self.attrs['axis1'],
axis2=self.attrs['axis2'],
)
class TestDiagonalOpCase2(TestDiagonalOp):
def init_config(self):
self.case = np.random.randn(100, 100).astype('int64')
self.inputs = {'Input': self.case}
self.attrs = {'offset': 0, 'axis1': 0, 'axis2': 1}
self.target = np.diagonal(
self.inputs['Input'],
offset=self.attrs['offset'],
axis1=self.attrs['axis1'],
axis2=self.attrs['axis2'],
)
self.grad_x = np.eye(100).astype('int64')
self.grad_out = np.ones(100).astype('int64')
def test_check_grad(self):
self.check_grad(
['Input'],
'Out',
user_defined_grads=[self.grad_x],
user_defined_grad_outputs=[self.grad_out],
check_pir=True,
)
class TestDiagonalOpCase3(TestDiagonalOp):
def init_config(self):
self.case = np.random.randint(0, 2, (4, 2, 4, 4)).astype('bool')
self.inputs = {'Input': self.case}
self.attrs = {'offset': -2, 'axis1': 3, 'axis2': 0}
self.target = np.diagonal(
self.inputs['Input'],
offset=self.attrs['offset'],
axis1=self.attrs['axis1'],
axis2=self.attrs['axis2'],
)
def test_check_grad(self):
pass
class TestDiagonalOpCase4(TestDiagonalOp):
def init_config(self):
self.case = np.random.randn(100, 100).astype('int64')
self.inputs = {'Input': self.case}
self.attrs = {'offset': 1, 'axis1': 1, 'axis2': 0}
self.target = np.diagonal(
self.inputs['Input'],
offset=self.attrs['offset'],
axis1=self.attrs['axis1'],
axis2=self.attrs['axis2'],
)
def test_check_grad(self):
pass
class TestDiagonalOpCase5(TestDiagonalOp):
def init_config(self):
self.case = np.random.randn(4, 2, 4, 4).astype('float32')
self.inputs = {'Input': self.case}
self.attrs = {'offset': -2, 'axis1': 0, 'axis2': 3}
self.target = np.diagonal(
self.inputs['Input'],
offset=self.attrs['offset'],
axis1=self.attrs['axis1'],
axis2=self.attrs['axis2'],
)
class TestDiagonalOp_ZeroSize(TestDiagonalOp):
def init_config(self):
self.case = np.random.randn(0, 2, 4, 4).astype(self.dtype)
self.inputs = {'Input': self.case}
self.attrs = {'offset': -2, 'axis1': 0, 'axis2': 3}
self.target = np.diagonal(
self.inputs['Input'],
offset=self.attrs['offset'],
axis1=self.attrs['axis1'],
axis2=self.attrs['axis2'],
)
class TestDiagonalAPI(unittest.TestCase):
def setUp(self):
self.shape = [10, 3, 4]
self.x = np.random.random((10, 3, 4)).astype(np.float32)
self.place = paddle.CPUPlace()
def test_api_static(self):
paddle.enable_static()
with paddle.static.program_guard(paddle.static.Program()):
x = paddle.static.data('X', self.shape)
out = paddle.diagonal(x)
exe = paddle.static.Executor(self.place)
res = exe.run(feed={'X': self.x}, fetch_list=[out])
out_ref = np.diagonal(self.x)
for out in res:
np.testing.assert_allclose(out, out_ref, rtol=1e-08)
def test_api_dygraph(self):
paddle.disable_static(self.place)
x_tensor = paddle.to_tensor(self.x)
out = paddle.diagonal(x_tensor)
out_ref = np.diagonal(self.x)
np.testing.assert_allclose(out.numpy(), out_ref, rtol=1e-08)
paddle.enable_static()
def test_api_eager(self):
paddle.disable_static(self.place)
x_tensor = paddle.to_tensor(self.x)
out = paddle.diagonal(x_tensor)
out2 = paddle.diagonal(x_tensor, offset=0, axis1=2, axis2=1)
out3 = paddle.diagonal(x_tensor, offset=1, axis1=0, axis2=1)
out4 = paddle.diagonal(x_tensor, offset=0, axis1=1, axis2=2)
out_ref = np.diagonal(self.x)
np.testing.assert_allclose(out.numpy(), out_ref, rtol=1e-08)
out2_ref = np.diagonal(self.x, offset=0, axis1=2, axis2=1)
np.testing.assert_allclose(out2.numpy(), out2_ref, rtol=1e-08)
out3_ref = np.diagonal(self.x, offset=1, axis1=0, axis2=1)
np.testing.assert_allclose(out3.numpy(), out3_ref, rtol=1e-08)
out4_ref = np.diagonal(self.x, offset=0, axis1=1, axis2=2)
np.testing.assert_allclose(out4.numpy(), out4_ref, rtol=1e-08)
paddle.enable_static()
class TestDiagonalFP16OP(TestDiagonalOp):
def init_dtype(self):
self.dtype = np.float16
@unittest.skipIf(
not (core.is_compiled_with_cuda() or is_custom_device())
or not core.is_bfloat16_supported(get_device_place()),
"core is not compiled with CUDA and not support the bfloat16",
)
class TestDiagonalBF16OP(OpTest):
def setUp(self):
self.op_type = "diagonal"
self.python_api = paddle.diagonal
self.dtype = np.uint16
self.init_config()
self.outputs = {'Out': convert_float_to_uint16(self.target)}
def test_check_output(self):
place = get_device_place()
self.check_output_with_place(place, check_pir=True)
def test_check_grad(self):
place = get_device_place()
self.check_grad_with_place(place, ['Input'], 'Out', check_pir=True)
def init_config(self):
self.case = np.random.randn(10, 5, 2).astype(np.float32)
self.inputs = {'Input': convert_float_to_uint16(self.case)}
self.attrs = {'offset': 0, 'axis1': 0, 'axis2': 1}
self.target = np.diagonal(
self.case,
offset=self.attrs['offset'],
axis1=self.attrs['axis1'],
axis2=self.attrs['axis2'],
).copy()
class TestDiagonalAPI_Compatibility(unittest.TestCase):
def setUp(self):
np.random.seed(123)
paddle.enable_static()
self.shape = [5, 6, 7]
self.dtype = 'float32'
self.init_data()
def init_data(self):
self.np_input = np.random.rand(*self.shape).astype(self.dtype)
def test_dygraph_Compatibility(self):
paddle.disable_static()
x = paddle.to_tensor(self.np_input)
paddle_dygraph_out = []
# Position args (args)
out1 = paddle.diagonal(x)
paddle_dygraph_out.append(out1)
# Keywords args for paddle
out2 = paddle.diagonal(x=x, offset=1, axis1=0, axis2=2)
paddle_dygraph_out.append(out2)
# Keywords args for torch
out3 = paddle.diagonal(input=x, offset=-1, dim1=1, dim2=2)
paddle_dygraph_out.append(out3)
# Mixed args - paddle parameters prioritized
out4 = paddle.diagonal(x, offset=0, axis1=1, axis2=2)
paddle_dygraph_out.append(out4)
# Mixed args - torch parameters prioritized
out5 = paddle.diagonal(input=x, offset=0, dim1=1, dim2=2)
paddle_dygraph_out.append(out5)
# Tensor method args
out6 = x.diagonal()
paddle_dygraph_out.append(out6)
# Tensor method kwargs
out7 = x.diagonal(offset=2, dim1=0, dim2=1)
paddle_dygraph_out.append(out7)
ref_out1 = np.diagonal(self.np_input)
ref_out2 = np.diagonal(self.np_input, offset=1, axis1=0, axis2=2)
ref_out3 = np.diagonal(self.np_input, offset=-1, axis1=1, axis2=2)
ref_out4 = np.diagonal(self.np_input, offset=0, axis1=1, axis2=2)
ref_out5 = np.diagonal(self.np_input, offset=0, axis1=1, axis2=2)
ref_out6 = np.diagonal(self.np_input)
ref_out7 = np.diagonal(self.np_input, offset=2, axis1=0, axis2=1)
ref_outs = [
ref_out1,
ref_out2,
ref_out3,
ref_out4,
ref_out5,
ref_out6,
ref_out7,
]
for out, ref_out in zip(paddle_dygraph_out, ref_outs):
np.testing.assert_allclose(ref_out, out.numpy(), rtol=1e-6)
paddle.enable_static()
def test_static_Compatibility(self):
main = paddle.static.Program()
startup = paddle.static.Program()
with paddle.base.program_guard(main, startup):
x = paddle.static.data(name="x", shape=self.shape, dtype=self.dtype)
# Position args (args)
out1 = paddle.diagonal(x)
# Keywords args for paddle
out2 = paddle.diagonal(x=x, offset=1, axis1=0, axis2=2)
# Keywords args for torch
out3 = paddle.diagonal(input=x, offset=-1, dim1=1, dim2=2)
# Mixed args - paddle parameters prioritized
out4 = paddle.diagonal(x, offset=0, axis1=1, axis2=2)
# Mixed args - torch parameters prioritized
out5 = paddle.diagonal(input=x, offset=0, dim1=1, dim2=2)
# Tensor method args
out6 = x.diagonal()
# Tensor method kwargs
out7 = x.diagonal(offset=2, dim1=0, dim2=1)
exe = paddle.base.Executor(paddle.CPUPlace())
fetches = exe.run(
main,
feed={"x": self.np_input},
fetch_list=[out1, out2, out3, out4, out5, out6, out7],
)
ref_out1 = np.diagonal(self.np_input)
ref_out2 = np.diagonal(self.np_input, offset=1, axis1=0, axis2=2)
ref_out3 = np.diagonal(self.np_input, offset=-1, axis1=1, axis2=2)
ref_out4 = np.diagonal(self.np_input, offset=0, axis1=1, axis2=2)
ref_out5 = np.diagonal(self.np_input, offset=0, axis1=1, axis2=2)
ref_out6 = np.diagonal(self.np_input)
ref_out7 = np.diagonal(self.np_input, offset=2, axis1=0, axis2=1)
ref_outs = [
ref_out1,
ref_out2,
ref_out3,
ref_out4,
ref_out5,
ref_out6,
ref_out7,
]
for out, ref_out in zip(fetches, ref_outs):
np.testing.assert_allclose(out, ref_out, rtol=1e-6)
if __name__ == '__main__':
unittest.main()