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

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Python

# Copyright (c) 2022 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 get_test_cover_info import (
XPUOpTestWrapper,
create_test_class,
get_xpu_op_support_types,
)
from op_test import convert_uint16_to_float
from op_test_xpu import XPUOpTest
import paddle
from paddle import base, tensor
from paddle.base import Program, program_guard
paddle.enable_static()
class XPUTestUnbindOP(XPUOpTestWrapper):
def __init__(self):
self.op_name = 'unbind'
self.use_dynamic_create_class = False
class TestUnbind(unittest.TestCase):
def test_unbind(self):
with program_guard(Program(), Program()):
self.dtype = self.in_type
self.place = paddle.XPUPlace(0)
x_1 = paddle.static.data(
shape=[2, 3], dtype=self.dtype, name='x_1'
)
[out_0, out_1] = tensor.unbind(input=x_1, axis=0)
input_1 = np.random.random([2, 3]).astype(self.dtype)
axis = paddle.static.data(shape=[], dtype='int32', name='axis')
exe = base.Executor(place=self.place)
[res_1, res_2] = exe.run(
base.default_main_program(),
feed={"x_1": input_1, "axis": 0},
fetch_list=[out_0, out_1],
)
np.testing.assert_array_equal(res_1, input_1[0, 0:100])
np.testing.assert_array_equal(res_2, input_1[1, 0:100])
def test_unbind_dygraph(self):
with base.dygraph.guard():
self.dtype = self.in_type
self.place = paddle.XPUPlace(0)
np_x = np.random.random([2, 3]).astype(self.dtype)
if self.dtype == np.uint16:
np_x = convert_uint16_to_float(np_x)
x = paddle.to_tensor(np_x)
x.stop_gradient = False
[res_1, res_2] = paddle.unbind(x, 0)
np.testing.assert_array_equal(res_1, np_x[0, 0:100])
np.testing.assert_array_equal(res_2, np_x[1, 0:100])
out = paddle.add_n([res_1, res_2])
np_grad = np.ones(x.shape, np.float32)
out.backward()
np.testing.assert_array_equal(x.grad.numpy(), np_grad)
def test_unbind_dygraph_final_state(self):
self.test_unbind_dygraph()
class TestLayersUnbind(unittest.TestCase):
def test_layers_unbind(self):
with program_guard(Program(), Program()):
self.dtype = self.in_type
self.place = paddle.XPUPlace(0)
x_1 = paddle.static.data(
shape=[2, 3], dtype=self.dtype, name='x_1'
)
[out_0, out_1] = paddle.unbind(input=x_1, axis=0)
input_1 = np.random.random([2, 3]).astype(self.dtype)
axis = paddle.static.data(shape=[], dtype='int32', name='axis')
exe = base.Executor(place=self.place)
[res_1, res_2] = exe.run(
base.default_main_program(),
feed={"x_1": input_1, "axis": 0},
fetch_list=[out_0, out_1],
)
np.testing.assert_array_equal(res_1, input_1[0, 0:100])
np.testing.assert_array_equal(res_2, input_1[1, 0:100])
class TestUnbindOp(XPUOpTest):
def initParameters(self):
pass
def outReshape(self):
self.out[0] = self.out[0].reshape((2, 2))
self.out[1] = self.out[1].reshape((2, 2))
self.out[2] = self.out[2].reshape((2, 2))
def setAxis(self):
pass
def setUp(self):
self._set_op_type()
self.dtype = self.in_type
self.place = paddle.XPUPlace(0)
self.axis = 0
self.num = 3
self.initParameters()
x = np.arange(12).reshape(3, 2, 2).astype(self.dtype)
self.out = np.split(x, self.num, self.axis)
self.outReshape()
self.inputs = {'X': x}
self.attrs = {'axis': self.axis}
self.setAxis()
self.outputs = {
'Out': [(f'out{i}', self.out[i]) for i in range(len(self.out))]
}
def _set_op_type(self):
self.op_type = "unbind"
def test_check_output(self):
self.check_output()
def test_check_grad(self):
self.check_grad(['X'], ['out0', 'out1', 'out2'])
class TestUnbindOp1(TestUnbindOp):
def initParameters(self):
self.axis = 1
self.num = 2
def test_check_grad(self):
self.check_grad(['X'], ['out0', 'out1'])
def outReshape(self):
self.out[0] = self.out[0].reshape((3, 2))
self.out[1] = self.out[1].reshape((3, 2))
class TestUnbindOp2(TestUnbindOp):
def initParameters(self):
self.axis = 2
self.num = 2
def test_check_grad(self):
self.check_grad(['X'], ['out0', 'out1'])
def outReshape(self):
self.out[0] = self.out[0].reshape((3, 2))
self.out[1] = self.out[1].reshape((3, 2))
class TestUnbindOp3(TestUnbindOp):
def initParameters(self):
self.axis = 2
self.num = 2
def setAxis(self):
self.attrs = {'axis': -1}
def test_check_grad(self):
self.check_grad(['X'], ['out0', 'out1'])
def outReshape(self):
self.out[0] = self.out[0].reshape((3, 2))
self.out[1] = self.out[1].reshape((3, 2))
class TestUnbindOp4(TestUnbindOp):
def initParameters(self):
self.axis = 1
self.num = 2
def setAxis(self):
self.attrs = {'axis': -2}
def test_check_grad(self):
self.check_grad(['X'], ['out0', 'out1'])
def outReshape(self):
self.out[0] = self.out[0].reshape((3, 2))
self.out[1] = self.out[1].reshape((3, 2))
class TestUnbindAxisError(unittest.TestCase):
def test_errors(self):
with program_guard(Program(), Program()):
self.dtype = self.in_type
self.place = paddle.XPUPlace(0)
x = paddle.static.data(shape=[2, 3], dtype=self.dtype, name='x')
def test_table_Variable():
tensor.unbind(input=x, axis=2.0)
self.assertRaises(TypeError, test_table_Variable)
def test_invalid_axis():
tensor.unbind(input=x, axis=2)
self.assertRaises(ValueError, test_invalid_axis)
support_types = get_xpu_op_support_types('unbind')
for stype in support_types:
create_test_class(globals(), XPUTestUnbindOP, stype)
if __name__ == '__main__':
unittest.main()