def bound_window(
variable: Parameter, bound: tp.Union[float, tp.Tuple, tp.Dict], ratio: bool = False
) -> Parameter:
"""Bound variable by window."""
value = variable.getValue()
if isinstance(bound, dict):
if ratio:
for k, r in bound.items():
bound[k] = value * r
variable.boundWindow(**bound)
elif isinstance(bound, float):
if ratio:
bound = bound * value
variable.boundWindow(bound)
else:
if ratio:
bound = tuple((r * value for r in bound))
variable.boundWindow(*bound)
return variable
