test_squeeze_op.py 2.8 KB
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#   Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
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#
# 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.

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from __future__ import print_function

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import unittest
import numpy as np
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import paddle.fluid as fluid
from paddle.fluid import compiler, Program, program_guard
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from op_test import OpTest
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# Correct: General.
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class TestSqueezeOp(OpTest):
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    def setUp(self):
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        self.op_type = "squeeze"
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        self.init_test_case()
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        self.inputs = {"X": np.random.random(self.ori_shape).astype("float64")}
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        self.init_attrs()
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        self.outputs = {"Out": self.inputs["X"].reshape(self.new_shape), }
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    def test_check_output(self):
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        self.check_output()
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    def test_check_grad(self):
        self.check_grad(["X"], "Out")

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    def init_test_case(self):
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        self.ori_shape = (1, 3, 1, 40)
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        self.axes = (0, 2)
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        self.new_shape = (3, 40)
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    def init_attrs(self):
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        self.attrs = {"axes": self.axes}
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# Correct: There is mins axis.
class TestSqueezeOp1(TestSqueezeOp):
    def init_test_case(self):
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        self.ori_shape = (1, 3, 1, 40)
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        self.axes = (0, -2)
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        self.new_shape = (3, 40)
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# Correct: No axes input.
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class TestSqueezeOp2(TestSqueezeOp):
    def init_test_case(self):
        self.ori_shape = (1, 3, 1, 5)
        self.axes = ()
        self.new_shape = (3, 5)
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# Correct: Just part of axes be squeezed. 
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class TestSqueezeOp3(TestSqueezeOp):
    def init_test_case(self):
        self.ori_shape = (3, 1, 5, 1, 4, 1)
        self.axes = (1, -1)
        self.new_shape = (3, 5, 1, 4)
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class TestSqueezeOpError(unittest.TestCase):
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    def test_errors(self):
        with program_guard(Program(), Program()):
            # The input type of softmax_op must be Variable.
            x1 = fluid.create_lod_tensor(
                np.array([[-1]]), [[1]], fluid.CPUPlace())
            self.assertRaises(TypeError, fluid.layers.squeeze, x1)
            # The input axes of squeeze must be list.
            x2 = fluid.layers.data(name='x2', shape=[4], dtype="int32")
            self.assertRaises(TypeError, fluid.layers.squeeze, x2, axes=0)
            # The input dtype of squeeze not support float16.
            x3 = fluid.layers.data(name='x3', shape=[4], dtype="float16")
            self.assertRaises(TypeError, fluid.layers.squeeze, x3, axes=0)


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if __name__ == "__main__":
    unittest.main()