Temporarily change library paths.
with_libpaths(new, code, action = "replace")
local_libpaths(new = list(), action = "replace", .local_envir = parent.frame())
[character] New library paths
[any] Code to execute in the temporary environment
[character(1)] should new values
"suffix" existing paths.
[environment] The environment to use for scoping.
[any] The results of the evaluation of the
withr for examples