#!/usr/bin/env python3

import threading
import time
#import paramiko

class MyThread(threading.Thread):
    def __init__(self, name):
        super(MyThread, self).__init__()
        self.name = name
        self.stoprequest = False

    def run(self):
        print("{} started!".format(self.getName()))
        while not self.stoprequest:
            time.sleep(1)
        print("{} stopped!".format(self.getName()))

    def stop(self, timeout=None):
        self.stoprequest = True
        super(MyThread, self).join(timeout)

    def say_hello(self):
        print("Hello from {}".format(self.getName()))

def main():
    threads = []
    for x in range(4):
        threads.append(MyThread(name="Thread-{}".format(x+1)))
        threads[x].start()
        time.sleep(.9)
    terminate = False
    while not terminate:
        val = input("Enter thread number: ")
        if val == 'q':
            terminate = True
        else:
            threads[int(val)-1].say_hello()
    for thread in threads:
        thread.stop()
if __name__ == '__main__':
    main()