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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 (
OpTest,
convert_float_to_uint16,
get_device_place,
get_places,
is_custom_device,
skip_check_grad_ci,
)
import paddle
from paddle import base
from paddle.base import core
def pow_grad(x, y, dout):
dx = dout * y * np.power(x, (y - 1))
dy = dout * np.log(x) * np.power(x, y)
return dx, dy
class TestElementwisePowOp(OpTest):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self.inputs = {
'X': np.random.uniform(1, 2, [20, 5]).astype("float64"),
'Y': np.random.uniform(1, 2, [20, 5]).astype("float64"),
}
self.outputs = {'Out': np.power(self.inputs['X'], self.inputs['Y'])}
def test_check_output(self):
if hasattr(self, 'attrs'):
self.check_output(check_dygraph=False)
else:
self.check_output(check_pir=True, check_symbol_infer=False)
def test_check_grad_normal(self):
if hasattr(self, 'attrs'):
self.check_grad(
['X', 'Y'], 'Out', check_prim=True, check_dygraph=False
)
else:
self.check_grad(
['X', 'Y'],
'Out',
check_prim=True,
check_prim_pir=True,
check_pir=True,
)
class TestElementwisePowOp_ZeroBaseNumber1(TestElementwisePowOp):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self.inputs = {
'X': np.random.randint(-100, -1, size=[20, 5]).astype("int32"),
'Y': np.random.randint(-200, 0, size=[20, 5], dtype="int32"),
}
self.outputs = {'Out': np.zeros([20, 5]).astype("int32")}
def test_check_grad_normal(self):
pass
class TestElementwisePowOp_ZeroBaseNumber2(TestElementwisePowOp):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self.inputs = {
'X': np.random.randint(2, 100, size=[20, 5]).astype("int32"),
'Y': np.random.randint(-200, 0, size=[20, 5], dtype="int32"),
}
self.outputs = {'Out': np.zeros([20, 5]).astype("int32")}
def test_check_grad_normal(self):
pass
class TestElementwisePowOp_ZeroBaseNumber3(TestElementwisePowOp):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self.inputs = {
'X': np.asarray([-1, 0, 1]),
'Y': np.asarray([-1, -1, -1]),
}
self.outputs = {'Out': np.asarray([-1, 0, 1])}
def test_check_grad_normal(self):
pass
class TestElementwisePowOp_ZeroDim1(TestElementwisePowOp):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self.inputs = {
'X': np.random.uniform(1, 2, []).astype("float64"),
'Y': np.random.uniform(1, 2, []).astype("float64"),
}
self.outputs = {'Out': np.power(self.inputs['X'], self.inputs['Y'])}
class TestElementwisePowOp_ZeroDim2(TestElementwisePowOp):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self.inputs = {
'X': np.random.uniform(1, 2, [20, 5]).astype("float64"),
'Y': np.random.uniform(1, 2, []).astype("float64"),
}
self.outputs = {'Out': np.power(self.inputs['X'], self.inputs['Y'])}
class TestElementwisePowOp_ZeroDim3(TestElementwisePowOp):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self.inputs = {
'X': np.random.uniform(1, 2, []).astype("float64"),
'Y': np.random.uniform(1, 2, [20, 5]).astype("float64"),
}
self.outputs = {'Out': np.power(self.inputs['X'], self.inputs['Y'])}
class TestElementwisePowOp_big_shape_1(TestElementwisePowOp):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self.inputs = {
'X': np.random.uniform(1, 2, [10, 10]).astype("float64"),
'Y': np.random.uniform(0.1, 1, [10, 10]).astype("float64"),
}
self.outputs = {'Out': np.power(self.inputs['X'], self.inputs['Y'])}
class TestElementwisePowOp_big_shape_2(TestElementwisePowOp):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self.inputs = {
'X': np.random.uniform(1, 2, [10, 10]).astype("float64"),
'Y': np.random.uniform(0.2, 2, [10, 10]).astype("float64"),
}
self.outputs = {'Out': np.power(self.inputs['X'], self.inputs['Y'])}
@skip_check_grad_ci(
reason="[skip shape check] Use y_shape(1) to test broadcast."
)
class TestElementwisePowOp_scalar(TestElementwisePowOp):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self.inputs = {
'X': np.random.uniform(0.1, 1, [3, 3, 4]).astype(np.float64),
'Y': np.random.uniform(0.1, 1, [1]).astype(np.float64),
}
self.outputs = {'Out': np.power(self.inputs['X'], self.inputs['Y'])}
class TestElementwisePowOp_tensor(TestElementwisePowOp):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self.inputs = {
'X': np.random.uniform(0.1, 1, [100]).astype("float64"),
'Y': np.random.uniform(1, 3, [100]).astype("float64"),
}
self.outputs = {'Out': np.power(self.inputs['X'], self.inputs['Y'])}
class TestElementwisePowOp_broadcast_0(TestElementwisePowOp):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self.inputs = {
'X': np.random.uniform(0.1, 1, [2, 1, 100]).astype("float64"),
'Y': np.random.uniform(0.1, 1, [100]).astype("float64"),
}
self.outputs = {'Out': np.power(self.inputs['X'], self.inputs['Y'])}
class TestElementwisePowOp_broadcast_4(TestElementwisePowOp):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self.inputs = {
'X': np.random.uniform(0.1, 1, [2, 10, 3, 5]).astype("float64"),
'Y': np.random.uniform(0.1, 1, [2, 10, 1, 5]).astype("float64"),
}
self.outputs = {'Out': np.power(self.inputs['X'], self.inputs['Y'])}
class TestElementwisePowOpInt(OpTest):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self.inputs = {'X': np.asarray([1, 3, 6]), 'Y': np.asarray([1, 1, 1])}
self.outputs = {'Out': np.power(self.inputs['X'], self.inputs['Y'])}
def test_check_output(self):
if hasattr(self, 'attrs'):
self.check_output(check_dygraph=False)
else:
self.check_output(check_pir=True, check_symbol_infer=False)
class TestElementwisePowGradOpInt(unittest.TestCase):
def setUp(self):
self.x = np.asarray([1, 3, 6])
self.y = np.asarray([1, 1, 1])
self.res = self.x**self.y
# dout = 1
self.grad_res = np.asarray([1, 1, 1])
# dx = dout * y * pow(x, y-1)
self.grad_x = (
self.grad_res * self.y * (self.x ** (self.y - 1)).astype("int")
)
# dy = dout * log(x) * pow(x, y)
self.grad_y = (
self.grad_res * np.log(self.x) * (self.x**self.y)
).astype("int")
def test_grad(self):
for place in get_places():
with base.dygraph.guard(place):
x = paddle.to_tensor(self.x)
y = paddle.to_tensor(self.y)
x.stop_gradient = False
y.stop_gradient = False
res = x**y
res.retain_grads()
res.backward()
np.testing.assert_array_equal(res.gradient(), self.grad_res)
np.testing.assert_array_equal(x.gradient(), self.grad_x)
np.testing.assert_array_equal(y.gradient(), self.grad_y)
@unittest.skipIf(
core.is_compiled_with_xpu(),
"Skip XPU for complex dtype is not fully supported",
)
class TestElementwisePowComplexOp(OpTest):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self._check_cinn = True
self.inputs = {
'X': np.array([1 + 2j, 3 + 4j, 5 + 6j], dtype=np.complex128),
'Y': np.array([2.0, 3.0, 4.0], dtype=np.float64),
}
self.outputs = {'Out': np.power(self.inputs['X'], self.inputs['Y'])}
def _get_places(self):
places = [base.CPUPlace()]
if core.is_compiled_with_cuda() or is_custom_device():
places.append(get_device_place())
return places
def test_check_output(self):
self.check_output(check_pir=True, check_symbol_infer=False)
def test_check_grad_normal(self):
self.check_grad(
['X', 'Y'],
'Out',
check_pir=True,
)
@unittest.skipIf(
core.is_compiled_with_xpu(),
"Skip XPU for complex dtype is not fully supported",
)
class TestElementwisePowComplexOp1(TestElementwisePowComplexOp):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self._check_cinn = True
real_part = np.random.uniform(-5, 5, size=(3, 4))
imag_part = np.random.uniform(-5, 5, size=(3, 4))
self.inputs = {
'X': real_part + 1j * imag_part,
'Y': np.random.uniform(1, 5, size=(3, 4)),
}
self.outputs = {'Out': np.power(self.inputs['X'], self.inputs['Y'])}
@unittest.skipIf(
core.is_compiled_with_xpu(),
"Skip XPU for complex dtype is not fully supported",
)
class TestElementwisePowComplexOp2(TestElementwisePowComplexOp):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self._check_cinn = True
real_part = np.random.uniform(-5, 5, size=(20, 50))
imag_part = np.random.uniform(-5, 5, size=(20, 50))
self.inputs = {
'X': real_part + 1j * imag_part,
'Y': np.random.uniform(1, 5, size=(20, 50)),
}
self.outputs = {'Out': np.power(self.inputs['X'], self.inputs['Y'])}
@unittest.skipIf(
core.is_compiled_with_xpu(),
"Skip XPU for complex dtype is not fully supported",
)
class TestElementwisePowComplexOp3(TestElementwisePowComplexOp):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self._check_cinn = True
real_part = np.random.uniform(-5, 5, size=(3, 5, 3))
imag_part = np.random.uniform(-5, 5, size=(3, 5, 3))
self.inputs = {
'X': real_part + 1j * imag_part,
'Y': np.random.uniform(1, 5, size=(3, 5, 3)),
}
self.outputs = {'Out': np.power(self.inputs['X'], self.inputs['Y'])}
@unittest.skipIf(
core.is_compiled_with_xpu(),
"Skip XPU for complex dtype is not fully supported",
)
class TestElementwisePowComplexOp4(TestElementwisePowComplexOp):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self._check_cinn = True
real_part = np.random.uniform(-5, 5, size=(3, 5, 3))
imag_part = np.random.uniform(-5, 5, size=(3, 5, 3))
self.inputs = {
'X': real_part + 1j * imag_part,
'Y': real_part + 1j * imag_part,
}
self.outputs = {'Out': np.power(self.inputs['X'], self.inputs['Y'])}
@unittest.skipIf(
core.is_compiled_with_xpu(),
"Skip XPU for complex dtype is not fully supported",
)
class TestElementwisePowComplexOp5(TestElementwisePowComplexOp):
def setUp(self):
self.op_type = "elementwise_pow"
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self._check_cinn = True
x_real_part = np.random.uniform(-5, 5, size=(5, 3))
x_imag_part = np.random.uniform(-5, 5, size=(5, 3))
y_real_part = np.random.uniform(-5, 5, size=(3, 5, 3))
y_imag_part = np.random.uniform(-5, 5, size=(3, 5, 3))
self.inputs = {
'X': x_real_part + 1j * x_imag_part,
'Y': y_real_part + 1j * y_imag_part,
}
self.outputs = {'Out': np.power(self.inputs['X'], self.inputs['Y'])}
class TestElementwisePowOpFP16(OpTest):
def setUp(self):
self.op_type = "elementwise_pow"
self.dtype = np.float16
self.python_api = paddle.pow
self.public_python_api = paddle.pow
self.prim_op_type = "prim"
self.inputs = {
'X': np.random.uniform(1, 2, [20, 5]).astype("float16"),
'Y': np.random.uniform(1, 2, [20, 5]).astype("float16"),
}
self.outputs = {'Out': np.power(self.inputs['X'], self.inputs['Y'])}
def test_check_output(self):
if hasattr(self, 'attrs'):
self.check_output(check_dygraph=False)
else:
self.check_output(check_pir=True, check_symbol_infer=False)
def test_check_grad(self):
self.check_grad(
['X', 'Y'],
'Out',
user_defined_grads=pow_grad(
self.inputs['X'], self.inputs['Y'], 1 / self.inputs['X'].size
),
check_prim=True,
check_prim_pir=True,
check_pir=True,
)
@unittest.skipIf(
not (paddle.is_compiled_with_cuda() or is_custom_device())
or paddle.is_compiled_with_rocm(),
"BFP16 test runs only on CUDA",
)
class TestElementwisePowBF16Op(OpTest):
def setUp(self):
self.op_type = "elementwise_pow"
self.prim_op_type = "prim"
self.dtype = np.uint16
self.python_api = paddle.pow
self.public_python_api = paddle.pow
x = np.random.uniform(0, 1, [20, 5]).astype(np.float32)
y = np.random.uniform(0, 1, [20, 5]).astype(np.float32)
out = np.power(x, y)
self.inputs = {
'X': convert_float_to_uint16(x),
'Y': convert_float_to_uint16(y),
}
self.outputs = {'Out': convert_float_to_uint16(out)}
def test_check_output(self):
self.check_output(check_pir=True, check_symbol_infer=False)
def test_check_grad(self):
self.check_grad(['X', 'Y'], 'Out')
if core.is_compiled_with_cuda() or is_custom_device():
self.check_grad_with_place(
get_device_place(),
['X', 'Y'],
'Out',
check_prim=True,
only_check_prim=True,
check_prim_pir=True,
)
if __name__ == '__main__':
unittest.main()