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d15048493c
Pull Request resolved: https://github.com/pytorch/pytorch/pull/163276 Approved by: https://github.com/zou3519 ghstack dependencies: #162660
89 lines
2.7 KiB
Python
89 lines
2.7 KiB
Python
# Owner(s): ["module: custom-operators"]
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import torch
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from torch._dynamo.test_case import run_tests, TestCase
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from torch._library.opaque_object import get_payload, make_opaque, set_payload
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class OpaqueQueue:
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def __init__(self, queue: list[torch.Tensor], init_tensor_: torch.Tensor) -> None:
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super().__init__()
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self.queue = queue
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self.init_tensor_ = init_tensor_
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def push(self, tensor: torch.Tensor) -> None:
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self.queue.append(tensor)
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def pop(self) -> torch.Tensor:
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if len(self.queue) > 0:
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return self.queue.pop(0)
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return self.init_tensor_
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def size(self) -> int:
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return len(self.queue)
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class TestOpaqueObject(TestCase):
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def setUp(self):
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self.lib = torch.library.Library("_TestOpaqueObject", "FRAGMENT") # noqa: TOR901
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torch.library.define(
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"_TestOpaqueObject::queue_push",
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"(__torch__.torch.classes.aten.OpaqueObject a, Tensor b) -> ()",
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tags=torch.Tag.pt2_compliant_tag,
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lib=self.lib,
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)
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@torch.library.impl(
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"_TestOpaqueObject::queue_push", "CompositeExplicitAutograd", lib=self.lib
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)
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def push_impl(q: torch._C.ScriptObject, b: torch.Tensor) -> None:
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queue = get_payload(q)
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assert isinstance(queue, OpaqueQueue)
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queue.push(b)
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self.lib.define(
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"queue_pop(__torch__.torch.classes.aten.OpaqueObject a) -> Tensor",
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)
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def pop_impl(q: torch._C.ScriptObject) -> torch.Tensor:
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queue = get_payload(q)
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assert isinstance(queue, OpaqueQueue)
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return queue.pop()
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self.lib.impl("queue_pop", pop_impl, "CompositeExplicitAutograd")
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super().setUp()
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def tearDown(self):
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self.lib._destroy()
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super().tearDown()
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def test_creation(self):
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queue = OpaqueQueue([], torch.zeros(3))
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obj = make_opaque(queue)
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self.assertTrue(isinstance(obj, torch._C.ScriptObject))
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self.assertEqual(str(obj._type()), "__torch__.torch.classes.aten.OpaqueObject")
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# obj.payload stores a direct reference to this python queue object
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payload = get_payload(obj)
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self.assertEqual(payload, queue)
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queue.push(torch.ones(3))
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self.assertEqual(payload.size(), 1)
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def test_ops(self):
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queue = OpaqueQueue([], torch.zeros(3))
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obj = make_opaque()
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set_payload(obj, queue)
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torch.ops._TestOpaqueObject.queue_push(obj, torch.ones(3) + 1)
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self.assertEqual(queue.size(), 1)
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popped = torch.ops._TestOpaqueObject.queue_pop(obj)
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self.assertEqual(popped, torch.ones(3) + 1)
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self.assertEqual(queue.size(), 0)
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if __name__ == "__main__":
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run_tests()
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