1#' Check if a string is uppercase. 2#' 3#' Return \code{TRUE} if all cased characters in the string are uppercase and there is at 4#' least one cased character, \code{FALSE} otherwise. 5#' 6#' @param str A character vector. 7#' 8#' @return A logical vector. 9#' 10#' @references \url{https://docs.python.org/3/library/stdtypes.html#str.isupper} 11#' 12#' @seealso \code{\link{pystr_islower}} 13#' 14#' @examples 15#' pystr_islower("ALL UPPERCASE!") 16#' pystr_islower("All Uppercase?") 17#' pystr_islower("ABC123") 18#' 19#' @export 20pystr_isupper <- function(str) { 21 return(pystr_isupper_(str)) 22} 23