ExampleWithTraverse.kt

fun main() {

    val lines = Try {
        File("./my-pets.csv").readLines().map { it.split(',') }
    }

    val pets : Try<List<Pet>> = lines.flatMap { Try.traverse(it, ::toPet) }

    when (pets) {
        is Success -> println(pets.value)
        is Failure -> println(pets.error)
    }
}