avgpool2d_test.py

# Copyright (c) Glow Contributors. See CONTRIBUTORS file.
#
# 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.

# pyre-ignore-all-errors

from __future__ import absolute_import, division, print_function, unicode_literals

import torch
import torch.nn.functional as F
from glow.glow.torch_glow.tests.tests import utils


class SimpleAvgPool2dModule(torch.nn.Module):
    def __init__(self, kernel_size, stride=None, padding=0):
        super(SimpleAvgPool2dModule, self).__init__()
        self.kernel_size = kernel_size
        self.padding = padding
        self.stride = stride

    def forward(self, inputs):
        return F.avg_pool2d(
            inputs + inputs, self.kernel_size, padding=self.padding, stride=self.stride
        )


class TestAvgPool2d(utils.TorchGlowTestCase):
    def test_avg_pool2d_basic(self):
        """Basic test of the PyTorch avg_pool2d Node on Glow."""

        inputs = torch.randn(1, 4, 5, 5)

        utils.run_comparison_tests(
            SimpleAvgPool2dModule(2),
            inputs,
            fusible_ops={"aten::avg_pool2d"},
        )

    def test_avg_pool2d_with_args(self):
        """Test of the PyTorch avg_pool2d Node with arguments on Glow."""

        inputs = torch.randn(1, 4, 10, 10)

        utils.run_comparison_tests(
            SimpleAvgPool2dModule(3, stride=7),
            inputs,
            fusible_ops={"aten::avg_pool2d"},
            fp16vfp16_atol=1e-3,
        )