save project

diy.py

 # 神奇百货中的物品已经帮你创建好啦，接下来要看你的了~
 dict= {'可口可乐':3,'旺仔牛奶':4,'农夫山泉':1,'辣条':3,'巴西烤肉':2,'果冻':4,'乐事':5,'奥利奥':10,'巧克力':6}
-j=input("你要买什么?")
+j=input('你要买什么?')
+a=int(input('你要买几个?'))
 if j in dict:
-    print((dict[j]))
+    v=dict[j]*a
+    print('你要的'+j+'需要'+str(v)+'元')
 
 else:
-    print()
\ No newline at end of file
+    print('你要的'+j+'缺货')
\ No newline at end of file

pt.py

+pos = {
+    'UP': (-1,0),
+    'DOWN':(+1,0),
+    'LEFT':(0,-1),
+    'RIGHT':(0,+1),
+}
+current = 'RIGHT'
+snake = [[1,1],[1,2],[1,3],[1,4],[1,5]]   #ex: [[1,1],[1,2],[1,3]]  [y,x]
+head = snake[-1]
+snake_speed = 0.1
+rany, ranx = -1, -1
+def isover(head):
+    if snake.count(head) > 1:  #碰到自己身体
+        return True
+    if (head[0] == y-1) or (head[1] == x-1) or (head[0] == 0) or (head[1] == 0):    #碰到墙
+        return True
+    return False
+def isover(head):
+    if snake.count(head) > 1:  #碰到自己身体
+        return True
+    if (head[0] == y-1) or (head[1] == x-1) or (head[0] == 0) or (head[1] == 0):    #碰到墙
+        return True
+    return False
+def isover(head):
+    if snake.count(head) > 1:  #碰到自己身体
+        return True
+    if (head[0] == y-1) or (head[1] == x-1) or (head[0] == 0) or (head[1] == 0):    #碰到墙
+        return True
+    return False
+def listening(head):
+    while True:
+        c = stdscr.getch()
+        if c == curses.KEY_UP and current != 'DOWN':
+            current = 'UP'
+        elif c == curses.KEY_DOWN and current != 'UP':
+            current = 'DOWN'
+        elif c == curses.KEY_LEFT and current != 'RIGHT':
+            current = 'LEFT'
+        elif c == curses.KEY_RIGHT and current != 'LEFT':
+            current = 'RIGHT'         
+curses.start_color()  #开启颜色
+curses.init_pair(1, curses.COLOR_RED, curses.COLOR_RED)#定义点的颜色
+curses.init_pair(2, curses.COLOR_BLUE, curses.COLOR_BLUE) #定义蛇的颜色
+for si in snake:
+　　stdscr.addstr(si[0],si[1],'@',curses.color_pair(2))
+　　stdscr.addstr(rany,ranx,' ',curses.color_pair(1))
+import time,curses,random,threading
+
+pos = {
+    'UP': (-1,0),
+    'DOWN':(+1,0),
+    'LEFT':(0,-1),
+    'RIGHT':(0,+1),
+}
+current = 'RIGHT'
+snake = [[1,1],[1,2],[1,3],[1,4],[1,5]]   #ex: [[1,1],[1,2],[1,3]]  [y,x]
+head = snake[-1]
+snake_speed = 0.1
+rany, ranx = -1, -1
+
+def isover(head):
+    if snake.count(head) > 1:  #碰到自己身体
+        return True
+    if (head[0] == y-1) or (head[1] == x-1) or (head[0] == 0) or (head[1] == 0):    #碰到墙
+        return True
+    return False
+
+def randomyx():
+    global rany,ranx
+    ranflag = False
+    while ranflag is False:
+        rany, ranx = random.randint(1,y-2) , random.randint(1,x-2)
+        if [rany,ranx] not in snake:
+            ranflag = True
+
+def draw():
+    stdscr.erase()
+    stdscr.border()
+    for si in snake:
+        stdscr.addstr(si[0],si[1],'@',curses.color_pair(2))
+    stdscr.addstr(rany,ranx,' ',curses.color_pair(1))
+    stdscr.refresh()
+
+def listening(head):
+    global current
+    while True:
+        c = stdscr.getch()
+        if c == curses.KEY_UP and current != 'DOWN':
+            current = 'UP'
+        elif c == curses.KEY_DOWN and current != 'UP':
+            current = 'DOWN'
+        elif c == curses.KEY_LEFT and current != 'RIGHT':
+            current = 'LEFT'
+        elif c == curses.KEY_RIGHT and current != 'LEFT':
+            current = 'RIGHT'
+
+def loop(stdscr):
+    global head,snake_speed
+    randomyx()    
+    t1 = threading.Thread(target=listening, args=(head,), name='listenkeyboard')
+    t1.start()
+    while isover(head) is False:
+        draw()
+        head = [ head[0] + pos[current][0] , head[1] + pos[current][1]] 
+        snake.append(head)
+        if head[0] == rany and head[1] == ranx:
+            randomyx()
+            snake_speed = snake_speed - 0.01
+        else:
+            snake.pop(0)
+        time.sleep(snake_speed)
+
+stdscr = curses.initscr()
+curses.noecho()     #不输出- -
+curses.cbreak()     #立刻读取:暂不清楚- -
+curses.start_color()  #开启颜色
+curses.init_pair(1, curses.COLOR_RED, curses.COLOR_RED)#定义点的颜色
+curses.init_pair(2, curses.COLOR_BLUE, curses.COLOR_BLUE) #定义蛇的颜色
+#init_pair(n,f,b)修改颜色对n，让f为前景色，b为背景色。颜色对0天生的黑白色，不允许改。
+stdscr.keypad(1)    #开启keypad
+stdscr.border()
+curses.curs_set(0)
+(y,x) = stdscr.getmaxyx()
+curses.wrapper(loop)
+curses.endwin()
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