Check if julia or python are installed / can be found on the PATH.

Based on Mauro Lepore's great suggestion https://github.com/ropensci/software-review/issues/546#issuecomment-1416728843

Usage

find_proglang(lang)

Arguments

lang

which language to check. Either 'julia' or 'python'

Value

logical. TRUE if lang is found on path, FALSE if not

Examples

if (FALSE) {
find_proglang(lang = "julia")
}