| # NOTE! PLEASE KEEP THIS FILE *FREE* OF TORCH DEPS! IT SHOULD BE IMPORTABLE ANYWHERE. | |
| # IF YOU FEEL AN OVERWHELMING URGE TO ADD A TORCH DEP, MAKE A TRAMPOLINE FILE A LA torch._dynamo.utils | |
| # AND SCRUB AWAY TORCH NOTIONS THERE. | |
| import collections | |
| import functools | |
| from typing import Callable, TypeVar | |
| from collections import OrderedDict | |
| from typing_extensions import ParamSpec | |
| simple_call_counter: OrderedDict[str, int] = collections.OrderedDict() | |
| _P = ParamSpec("_P") | |
| _R = TypeVar("_R") | |
| def count_label(label: str) -> None: | |
| prev = simple_call_counter.setdefault(label, 0) | |
| simple_call_counter[label] = prev + 1 | |
| def count(fn: Callable[_P, _R]) -> Callable[_P, _R]: | |
| def wrapper(*args: _P.args, **kwargs: _P.kwargs) -> _R: | |
| if fn.__qualname__ not in simple_call_counter: | |
| simple_call_counter[fn.__qualname__] = 0 | |
| simple_call_counter[fn.__qualname__] = simple_call_counter[fn.__qualname__] + 1 | |
| return fn(*args, **kwargs) | |
| return wrapper | |