31 lines
645 B
Python
31 lines
645 B
Python
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# mypy: allow-untyped-defs
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import contextlib
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from typing import Callable, List, TYPE_CHECKING
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if TYPE_CHECKING:
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import torch
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# Executed in the order they're registered
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INTERMEDIATE_HOOKS: List[Callable[[str, "torch.Tensor"], None]] = []
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@contextlib.contextmanager
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def intermediate_hook(fn):
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INTERMEDIATE_HOOKS.append(fn)
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try:
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yield
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finally:
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INTERMEDIATE_HOOKS.pop()
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def run_intermediate_hooks(name, val):
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global INTERMEDIATE_HOOKS
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hooks = INTERMEDIATE_HOOKS
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INTERMEDIATE_HOOKS = []
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try:
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for hook in hooks:
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hook(name, val)
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finally:
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INTERMEDIATE_HOOKS = hooks
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