wehub-resource-sync
98 lines
2.7 KiB
Python
98 lines
2.7 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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from functools import wraps
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from typing import TYPE_CHECKING, TypeVar
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from typing_extensions import ParamSpec
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from paddle.framework import core
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from .dy2static.utils import ENV_SOT_EVENT_LEVEL
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if TYPE_CHECKING:
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from collections.abc import Callable
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P = ParamSpec("P")
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T = TypeVar("T")
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class SotProfiler:
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def __enter__(self):
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self.enable()
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def __exit__(self, exc_type, exc_val, exc_tb):
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self.disable()
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def enable(self, tag=None):
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core.nvprof_start()
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core.nvprof_enable_record_event()
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def disable(self):
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core.nvprof_stop()
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class EventGuard:
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def __init__(self, event_name, event_level=1):
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self.event_name = event_name
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self.event_level = event_level
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self.need_pop = False
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def __call__(self, fn):
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if ENV_SOT_EVENT_LEVEL.get() < self.event_level:
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return fn
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@wraps(fn)
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def wrapped(*args, **kwargs):
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with self:
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return fn(*args, **kwargs)
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return wrapped
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def __enter__(self):
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if ENV_SOT_EVENT_LEVEL.get() >= self.event_level:
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core.nvprof_nvtx_push(self.event_name)
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self.need_pop = True
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def __exit__(self, exc_type, exc_val, exc_tb):
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if self.need_pop:
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core.nvprof_nvtx_pop()
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def event_register(
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event_name_formatter: Callable[P, str] | str, event_level=1
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) -> Callable[[Callable[P, T]], Callable[P, T]]:
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def event_wrapper(func: Callable[P, T]) -> Callable[P, T]:
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@wraps(func)
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def call_with_event(*args: P.args, **kwargs: P.kwargs):
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event_name = (
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event_name_formatter(*args, **kwargs)
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if callable(event_name_formatter)
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else event_name_formatter
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)
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with EventGuard(event_name, event_level=event_level):
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return func(*args, **kwargs)
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return call_with_event
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def do_nothing(func: Callable[P, T]) -> Callable[P, T]:
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return func
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if ENV_SOT_EVENT_LEVEL.get() >= event_level:
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return event_wrapper
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else:
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return do_nothing
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