如出现模块未安装curses

下载安装包

http://www.lfd.uci.edu/~gohlke/pythonlibs/#curses

安装curses

pip3 install 安装包名.whl

#!/usr/bin/env python# coding:utf8# author:Z time:2018/8/27"""Simple Snake console game for Python 3.From https://github.com/borisuvarov/cursed_snakeUse it as introduction to curses module.Warning: curses module available only in Unix.On Windows use UniCurses (https://pypi.python.org/pypi/UniCurses).UniCurses is not installed by default."""import curses  # https://docs.python.org/3/library/curses.htmlimport timeimport randomdef redraw():  # Redraws game field and it's content after every turn    # win.erase()    win.clear()    draw_food()  # Draws food on the game field    draw_snake()  # Draws snake    draw_menu()    win.refresh()def draw_menu():    win.addstr(0,0, "Score: " + str(len(snake) - 2) + "      Press 'q' to quit", curses.color_pair(5))def draw_snake():    try:        n = 0  # There can be only one head        for pos in snake:  # Snake is the list of [y, x], so we swap them below            if n == 0:                win.addstr(pos[1], pos[0], "@", curses.color_pair(ex_foodcolor))  # Draws head            else:                win.addstr(pos[1], pos[0], "#", curses.color_pair(ex_foodcolor))  # Draws segment of the body            n += 1    except Exception as drawingerror:        print(drawingerror, str(cols), str(rows))def draw_food():    for pos in food:        win.addstr(pos[1], pos[0], "+", curses.color_pair(foodcolor))def drop_food():    x = random.randint(1, cols - 2)    y = random.randint(1, rows - 2)    for pos in snake:  # Do not drop food on snake        if pos == [x, y]:            drop_food()    food.append([x, y])def move_snake():    global snake  # List    global grow_snake  # Boolean    global cols, rows  # Integers    head = snake[0]  # Head is the first element of "snake list"    if not grow_snake:  # Remove tail if food was not eaten on this turn        snake.pop()    else:  # If food was eaten on this turn, we don't pop last item of list,        grow_snake = False  # but we restore default state of grow_snake    if direction == DIR_UP:  # Calculate the position of the head        head = [head[0], head[1] - 1]  # We will swap x and y in draw_snake()        if head[1] == 0:            head[1] = rows - 2  # Snake passes through the border    elif direction == DIR_DOWN:        head = [head[0], head[1] + 1]        if head[1] == rows - 1:            head[1] = 1    elif direction == DIR_LEFT:        head = [head[0] - 1, head[1]]        if head[0] == 0:            head[0] = cols - 2    elif direction == DIR_RIGHT:        head = [head[0] + 1, head[1]]        if head[0] == cols - 1:            head[0] = 1    snake.insert(0, head)  # Insert new headdef is_food_collision():    for pos in food:        if pos == snake[0]:            food.remove(pos)            global foodcolor            global ex_foodcolor            ex_foodcolor = foodcolor            foodcolor = random.randint(1, 6)  # Pick random color of the next food            return True    return Falsedef game_over():    global is_game_over    is_game_over = True    win.erase()    win.addstr(10, 20, "Game over! Your score is " + str(len(snake)) + "  Press 'q' to quit", curses.color_pair(1))def is_suicide():  # If snake collides with itself, game is over    for i in range(1, len(snake)):        if snake[i] == snake[0]:            return True    return Falsedef end_game():    curses.nocbreak()    win.keypad(0)    curses.echo()    curses.endwin()# Initialisation starts --------------------------------------------DIR_UP = 0  # Snake's directions, values are not important,DIR_RIGHT = 1  # they сan be "a", "b", "c", "d" or something elseDIR_DOWN = 2DIR_LEFT = 3is_game_over = Falsegrow_snake = Falsesnake = [[10, 5], [9, 5]]  # Set snake size and positiondirection = DIR_RIGHTfood = []foodcolor = 2ex_foodcolor = 3win = curses.initscr()  # Game field in console initialised with curses modulecurses.start_color()  # Enables colorscurses.init_pair(1, curses.COLOR_CYAN, curses.COLOR_BLACK)curses.init_pair(2, curses.COLOR_BLUE, curses.COLOR_BLACK)curses.init_pair(3, curses.COLOR_GREEN, curses.COLOR_BLACK)curses.init_pair(4, curses.COLOR_MAGENTA, curses.COLOR_BLACK)curses.init_pair(5, curses.COLOR_RED, curses.COLOR_BLACK)curses.init_pair(6, curses.COLOR_YELLOW, curses.COLOR_BLACK)win.keypad(1)  # Enable arrow keyswin.nodelay(1)  # Do not wait for keypresscurses.curs_set(0)  # Hide cursorcurses.cbreak()  # Read keys instantaneouslycurses.noecho()  # Do not print stuff when keys are pressedrows, cols = win.getmaxyx()  # Get terminal window size#  Initialisation ends ---------------------------------------------#  Main loop starts ------------------------------------------------drop_food()redraw()while True:    if is_game_over is False:        redraw()    key = win.getch()  # Returns a key, if pressed    time.sleep(0.1)  # Speed of the game    if key != -1:  # win.getch returns -1 if no key is pressed        if key == curses.KEY_UP:            if direction != DIR_DOWN:  # Snake can't go up if she goes down                direction = DIR_UP        elif key == curses.KEY_RIGHT:            if direction != DIR_LEFT:                direction = DIR_RIGHT        elif key == curses.KEY_DOWN:            if direction != DIR_UP:                direction = DIR_DOWN        elif key == curses.KEY_LEFT:            if direction != DIR_RIGHT:                direction = DIR_LEFT        elif chr(key) == "q":            break    if is_game_over is False:        move_snake()    if is_suicide():        game_over()    if is_food_collision():        drop_food()        grow_snake = Trueend_game()#  Main loop ends --------------------------------------------------

在IDE中执行会显示无法重定向

在终端（如cmd）可以运行