PYTHON Sorry forgot to put that

sort_int_string: This function takes one string parameter. Assume the string will be a series of integers separated by spaces. Ignore any extra whitespace. The empty string or a whitespace string return the empty string. Otherwise, the function returns a string with the argument's integers separated by spaces but now in sorted order. Do not check for invalid strings. For instance, if the argument is "43 -1 17", the function returns "-1 17 43