hasExpression: Check if parameter values contain expressions.

In mlr-org/ParamHelpers: Helpers for Parameters in Black-Box Optimization, Tuning and Machine Learning

Check if parameter values contain expressions.

Description

Checks if a parameter, parameter set or list of parameters contain expressions.

Usage

hasExpression(obj)

Arguments

obj	(Param() | ParamHelpers::ParamSet() | list) Parameter, parameter set or list of parameters.

Value

logical(1).

Examples

ps1 = makeParamSet(
  makeNumericParam("x", lower = 1, upper = 2),
  makeNumericParam("y", lower = 1, upper = 10)
)

ps2 = makeParamSet(
  makeNumericLearnerParam("x", lower = 1, upper = 2),
  makeNumericLearnerParam("y", lower = 1, upper = expression(p))
)

hasExpression(ps1)
hasExpression(ps2)

mlr-org/ParamHelpers documentation built on Dec. 23, 2024, 10:53 p.m.