model_exists: Check if a Kerasnip Model Specification Exists

In kerasnip: A Bridge Between 'keras' and 'tidymodels'

Check if a Kerasnip Model Specification Exists

Description

This is an internal helper function to check if a model specification has been registered in the parsnip model environment.

Usage

model_exists(model_name)

Arguments

model_name

A character string giving the name of the model specification function to check (e.g., "my_mlp").

Value

A logical value, TRUE if the model exists, FALSE otherwise.

Examples

if (requireNamespace("parsnip", quietly = TRUE)) {
  library(parsnip)

  # Check for a model that exists in parsnip
  model_exists("mlp")

  # Check for a model that does not exist
  model_exists("non_existent_model")
}

kerasnip documentation built on Nov. 5, 2025, 7:32 p.m.