Rockets using threading

trail.py

#!/usr/bin/env python

"""
Controls:
Press keys A and D to move rocket 1
Press keys H and K to move rocket 2
Press Ctrl+C to exit
"""

from __future__ import print_function

import threading
import time
import sys

def get_getch():
    try:
        import msvcrt
        if sys.version_info.major == 2:
            return msvcrt.getch
        else:
            return lambda : msvcrt.getch().decode('utf-8')
    except ImportError:
        return lambda : sys.stdin.read(1)

getch = get_getch()
running = False

class Console(object):

    @staticmethod
    def init():
        try:
            import termios
            Console.is_unix = True
            Console.fd = sys.stdin.fileno()
            Console.oldattr = termios.tcgetattr(Console.fd)
            newattr = termios.tcgetattr(Console.fd)
            newattr[3] = newattr[3] & ~termios.ICANON & ~termios.ECHO
            termios.tcsetattr(Console.fd, termios.TCSANOW, newattr)
        except ImportError:
            Console.is_unix = False

    @staticmethod
    def reset():
        if Console.is_unix:
            import termios
            termios.tcsetattr(Console.fd, termios.TCSANOW, Console.oldattr)

Console.init()

class Rocket(object):
    length = 75

    def __init__(self, pos, face, leftkey, rightkey):
        self.pos = pos
        self.face = face
        self.leftkey = leftkey
        self.rightkey = rightkey

    def react(self, key):
        if key==self.leftkey:
            if self.pos>0:
                self.pos-=1
        elif key==self.rightkey:
            if self.pos+1<Rocket.length:
                self.pos+=1

class Stamper(threading.Thread):
    def __init__(self, rocket_list, sleep_time, name):
        super(Stamper, self).__init__()
        self.rocket_list = rocket_list
        self.sleep_time = sleep_time
        self.name = name

    def run(self):
        while(running):
            char_array = [" "]*Rocket.length
            for rocket in self.rocket_list:
                char_array[rocket.pos] = rocket.face
            print("".join(char_array))
            time.sleep(self.sleep_time)

def main():
    rocket_list = [Rocket(0, 'O', 'a', 'd'), Rocket(Rocket.length-1, 'H', 'h', 'k')]
    global running
    running = True
    Stamper(rocket_list, 0.1, "stamper").start()
    while(running):
        try:
            inchar = getch()
            for rocket in rocket_list:
                rocket.react(inchar)
        except KeyboardInterrupt:
            running = False
    Console.reset()

if __name__=="__main__":
    main()