Rust for Python Programmers(lucumr.pocoo.org)

        3) have a very similar Unicode model which is to map
     Unicode data against arrays of characters where a 
     character[sic]. In Rust however...

    import queue
    from threading import Thread
    
    def fib(num):
        return 1 if num < 2 else fib(num - 2) + fib(num - 1)
    
    def thread_prog(results, i):
        rv = fib(i)
        results.put((i, rv))
    
    def main():
        results = queue.PriorityQueue()
        threads = [Thread(target=thread_prog, args=(results, i)) for i in range(35)]
        [t.start() for t in threads]
        [t.join() for t in threads]
        while not results.empty():
            i, rv = results.get()
            print("fib({}) = {}".format(i, rv))