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from typing import Callable
Schedule = Callable[[float], float]
def linear_schedule(
start_val: float, end_val: float, end_fraction: float = 1.0
) -> Schedule:
def func(progress_fraction: float) -> float:
if progress_fraction >= end_fraction:
return end_val
else:
return start_val + (end_val - start_val) * progress_fraction / end_fraction
return func
def constant_schedule(val: float) -> Schedule:
return lambda f: val
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