wehub-resource-sync
90 lines
2.6 KiB
Python
90 lines
2.6 KiB
Python
# Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from __future__ import annotations
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import inspect
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import operator
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import unittest
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from test_case_base import TestCaseBase
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import paddle
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from paddle.jit.sot.opcode_translator.executor.function_graph import (
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FunctionGraph,
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)
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from paddle.jit.sot.opcode_translator.executor.tracker import (
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DanglingTracker,
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LocalTracker,
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)
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from paddle.jit.sot.opcode_translator.executor.variables import (
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BuiltinVariable,
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VariableFactory,
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)
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def compute(x, y):
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ret = BuiltinVariable(operator.add, x.graph, DanglingTracker())(x, y)
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return BuiltinVariable(operator.mul, x.graph, DanglingTracker())(ret, x)
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def try_add(x, y):
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return BuiltinVariable(operator.add, x.graph, DanglingTracker())(x, y)
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class TestRollback(TestCaseBase):
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def test_rollback(self):
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frame = inspect.currentframe()
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assert frame is not None
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graph = FunctionGraph(frame.f_code, frame.f_globals)
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a = paddle.to_tensor(1.0)
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b = paddle.to_tensor(2.0)
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a = VariableFactory().from_value(a, graph, LocalTracker("a"))
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b = VariableFactory().from_value(b, graph, LocalTracker("b"))
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out = compute(a, b)
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original_length = len(graph.sir_builder.current_sir.statements)
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memo = graph.save_memo()
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try_add(out, out)
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assert len(graph.sir_builder.current_sir.statements) != len(
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memo.stmt_ir.statements
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), "After add, we must statement IR."
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graph.restore_memo(memo)
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assert len(graph.sir_builder.current_sir.statements) == original_length
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def fn_with_side_effects_inner(x, y):
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x[0] += 10
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x[1] += 20
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x[2] -= 10
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print(y) # print will cause breakgraph
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def fn_with_side_effects(x, y):
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x[0] += 1
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fn_with_side_effects_inner(x, y)
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return x[0] + y
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class TestSideEffectRollback(TestCaseBase):
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def test_side_effect_rollback(self):
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self.assert_results_with_side_effects(
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fn_with_side_effects, [1, 2, 3], paddle.to_tensor(42)
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)
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if __name__ == "__main__":
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unittest.main()
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