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76169cf691
See https://github.com/pytorch/pytorch/pull/129751#issue-2380881501. Most changes are auto-generated by linter. You can review these PRs via: ```bash git diff --ignore-all-space --ignore-blank-lines HEAD~1 ``` Pull Request resolved: https://github.com/pytorch/pytorch/pull/129760 Approved by: https://github.com/ezyang
61 lines
1.7 KiB
Python
61 lines
1.7 KiB
Python
# Owner(s): ["module: fx"]
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import os
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import tempfile
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import torch
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from torch.fx import subgraph_rewriter, symbolic_trace
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from torch.fx.passes.graph_transform_observer import GraphTransformObserver
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from torch.testing._internal.common_utils import TestCase
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if __name__ == "__main__":
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raise RuntimeError(
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"This test file is not meant to be run directly, use:\n\n"
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"\tpython test/test_fx.py TESTNAME\n\n"
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"instead."
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)
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class TestGraphTransformObserver(TestCase):
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def test_graph_transform_observer(self):
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class M(torch.nn.Module):
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def forward(self, x):
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val = torch.neg(x)
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return torch.add(val, val)
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def pattern(x):
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return torch.neg(x)
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def replacement(x):
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return torch.relu(x)
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traced = symbolic_trace(M())
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log_url = tempfile.mkdtemp()
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with GraphTransformObserver(traced, "replace_neg_with_relu", log_url) as ob:
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subgraph_rewriter.replace_pattern(traced, pattern, replacement)
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self.assertTrue("relu" in ob.created_nodes)
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self.assertTrue("neg" in ob.erased_nodes)
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current_pass_count = GraphTransformObserver.get_current_pass_count()
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self.assertTrue(
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os.path.isfile(
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os.path.join(
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log_url,
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f"pass_{current_pass_count}_replace_neg_with_relu_input_graph.dot",
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)
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)
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)
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self.assertTrue(
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os.path.isfile(
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os.path.join(
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log_url,
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f"pass_{current_pass_count}_replace_neg_with_relu_output_graph.dot",
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)
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)
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)
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