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See #127836 for details. Pull Request resolved: https://github.com/pytorch/pytorch/pull/127838 Approved by: https://github.com/oulgen
25 lines
637 B
Python
25 lines
637 B
Python
# mypy: allow-untyped-defs
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import contextlib
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import threading
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# Global variable to identify which SubgraphTracer we are in.
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# It is sometimes difficult to find an InstructionTranslator to use.
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_current_scope_id = threading.local()
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def current_scope_id():
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global _current_scope_id
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if not hasattr(_current_scope_id, "value"):
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_current_scope_id.value = 1
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return _current_scope_id.value
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@contextlib.contextmanager
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def enter_new_scope():
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global _current_scope_id
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try:
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_current_scope_id.value = current_scope_id() + 1
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yield
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finally:
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_current_scope_id.value = current_scope_id() - 1
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