mirror of
https://github.com/LonamiWebs/Telethon.git
synced 2024-11-25 19:03:46 +03:00
59 lines
1.3 KiB
Python
59 lines
1.3 KiB
Python
import timeit
|
|
from typing import Type
|
|
|
|
ITERATIONS = 100000000
|
|
DATA = 42
|
|
|
|
|
|
def overhead(n: int) -> None:
|
|
n
|
|
|
|
|
|
def strategy_bool(n: int) -> bool:
|
|
return bool(n)
|
|
|
|
|
|
def strategy_bool_cache(n: int, _bool: Type[bool] = bool) -> bool:
|
|
return _bool(n)
|
|
|
|
|
|
def strategy_non_zero(n: int) -> bool:
|
|
return n != 0
|
|
|
|
|
|
def strategy_not_not(n: int) -> bool:
|
|
return not not n
|
|
|
|
|
|
def main() -> None:
|
|
strategies = [
|
|
v
|
|
for _, v in sorted(
|
|
((k, v) for k, v in globals().items() if k.startswith("strategy_")),
|
|
key=lambda t: t[0],
|
|
)
|
|
]
|
|
for a, b in zip(strategies[:-1], strategies[1:]):
|
|
if a(DATA) != b(DATA):
|
|
raise ValueError("strategies produce different output")
|
|
|
|
print("measuring overhead...", end="", flush=True)
|
|
overhead_duration = timeit.timeit(
|
|
"strategy(DATA)",
|
|
number=ITERATIONS,
|
|
globals={"strategy": overhead, "DATA": DATA},
|
|
)
|
|
print(f" {overhead_duration:.04f}s")
|
|
|
|
for strategy in strategies:
|
|
duration = timeit.timeit(
|
|
"strategy(DATA)",
|
|
number=ITERATIONS,
|
|
globals={"strategy": strategy, "DATA": DATA},
|
|
)
|
|
print(f"{strategy.__name__:.>30} took {duration - overhead_duration:.04f}s")
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|