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# Owner(s): ["oncall: distributed"]
# Copyright 2019 Kakao Brain
#
# Copyright (c) Facebook, Inc. and its affiliates. All rights reserved.
#
# This source code is licensed under the BSD license found in the
# LICENSE file in the root directory of this source tree.
import copy
from torch import nn
from torch.distributed.pipeline.sync.skip import Namespace, skippable, stash
def test_namespace_difference():
ns1 = Namespace()
ns2 = Namespace()
assert ns1 != ns2
def test_namespace_copy():
ns = Namespace()
assert copy.copy(ns) == ns
assert copy.copy(ns) is not ns
def test_skippable_repr():
@skippable(stash=["hello"])
class Hello(nn.Module):
def __init__(self):
super().__init__()
self.conv = nn.Conv2d(1, 1, 1)
def forward(self, x):
yield stash("hello", x)
return self.conv(x) # noqa: B901
m = Hello()
assert (
repr(m)
== """
@skippable(Hello(
(conv): Conv2d(1, 1, kernel_size=(1, 1), stride=(1, 1))
))
""".strip()
)
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