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Paddle/python/paddle/fluid/tests/unittests/test_stack_op.py

93 lines
2.3 KiB

# 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.
from op_test import OpTest
import numpy as np
import unittest
class TestStackOpBase(OpTest):
def initDefaultParameters(self):
self.num_inputs = 4
self.input_dim = (5, 6, 7)
self.axis = 0
self.dtype = 'float32'
def initParameters(self):
pass
def get_x_names(self):
x_names = []
for i in range(self.num_inputs):
x_names.append('x{}'.format(i))
return x_names
def setUp(self):
self.initDefaultParameters()
self.initParameters()
self.op_type = 'stack'
self.x = []
for i in range(self.num_inputs):
self.x.append(
np.random.random(size=self.input_dim).astype(self.dtype))
tmp = []
x_names = self.get_x_names()
for i in range(self.num_inputs):
tmp.append((x_names[i], self.x[i]))
self.inputs = {'X': tmp}
self.outputs = {'Y': np.stack(self.x, axis=self.axis)}
self.attrs = {'axis': self.axis}
def test_check_output(self):
self.check_output()
def test_check_grad(self):
self.check_grad(self.get_x_names(), 'Y')
class TestStackOp1(TestStackOpBase):
def initParameters(self):
self.num_inputs = 16
class TestStackOp2(TestStackOpBase):
def initParameters(self):
self.num_inputs = 20
class TestStackOp3(TestStackOpBase):
def initParameters(self):
self.axis = -1
class TestStackOp4(TestStackOpBase):
def initParameters(self):
self.axis = -4
class TestStackOp5(TestStackOpBase):
def initParameters(self):
self.axis = 1
class TestStackOp6(TestStackOpBase):
def initParameters(self):
self.axis = 3
if __name__ == '__main__':
unittest.main()