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Paddle/python/paddle/fluid/tests/unittests/test_pad2d_op.py

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3.8 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.
import unittest
import numpy as np
from op_test import OpTest
class TestPad2dOp(OpTest):
def setUp(self):
self.pad_value = 0.0
self.variable_paddings = False
self.initTestCase()
self.op_type = "pad2d"
self.inputs = {'X': np.random.random(self.shape).astype("float32"), }
self.attrs = {}
if self.variable_paddings:
self.attrs['paddings'] = []
self.inputs['Paddings'] = np.array(self.paddings).flatten().astype(
"int32")
else:
self.attrs['paddings'] = np.array(self.paddings).flatten()
self.attrs['pad_value'] = self.pad_value
self.attrs['mode'] = self.mode
self.attrs['data_format'] = self.data_format
if self.data_format == "NCHW":
paddings = [(0, 0), (0, 0), (self.paddings[0], self.paddings[1]),
(self.paddings[2], self.paddings[3])]
else:
paddings = [(0, 0), (self.paddings[0], self.paddings[1]),
(self.paddings[2], self.paddings[3]), (0, 0)]
if self.mode == "constant":
out = np.pad(self.inputs['X'],
paddings,
mode=self.mode,
constant_values=self.pad_value)
else:
out = np.pad(self.inputs['X'], paddings, mode=self.mode)
self.outputs = {'Out': out}
def test_check_output(self):
self.check_output()
def test_check_grad_normal(self):
self.check_grad(['X'], 'Out', max_relative_error=0.006)
def initTestCase(self):
self.shape = (2, 3, 4, 4)
self.paddings = [0, 1, 2, 3]
self.mode = "constant"
self.data_format = "NCHW"
self.pad_value = 0.0
class TestCase1(TestPad2dOp):
def initTestCase(self):
self.shape = (2, 3, 4, 4)
self.paddings = [0, 1, 2, 3]
self.mode = "reflect"
self.data_format = "NCHW"
class TestCase2(TestPad2dOp):
def initTestCase(self):
self.shape = (2, 3, 4, 4)
self.paddings = [0, 1, 2, 3]
self.mode = "edge"
self.data_format = "NCHW"
class TestCase3(TestPad2dOp):
def initTestCase(self):
self.shape = (2, 4, 4, 2)
self.paddings = [0, 1, 2, 3]
self.mode = "reflect"
self.data_format = "NHWC"
class TestCase4(TestPad2dOp):
def initTestCase(self):
self.shape = (2, 4, 4, 2)
self.paddings = [0, 1, 2, 3]
self.mode = "edge"
self.data_format = "NHWC"
class TestCase5(TestPad2dOp):
def initTestCase(self):
self.shape = (2, 4, 4, 2)
self.paddings = [0, 1, 2, 3]
self.mode = "constant"
self.pad_value = 1.2
self.data_format = "NHWC"
class TestCase6(TestPad2dOp):
def initTestCase(self):
self.shape = (2, 4, 4, 2)
self.paddings = [0, 1, 2, 3]
self.mode = "constant"
self.pad_value = 1.2
self.data_format = "NHWC"
self.variable_paddings = True
class TestCase7(TestPad2dOp):
def initTestCase(self):
self.shape = (2, 3, 4, 4)
self.paddings = [0, 1, 2, 3]
self.mode = "reflect"
self.data_format = "NCHW"
self.variable_paddings = True
if __name__ == '__main__':
unittest.main()