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README.md

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-# @LeeHandsome
-### 6
+# LeeHandsome
+My repl.it account is @LeeHandsome,welcome to join me!

Turtle

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+import turtle as tt
+import random
+
+x_apple = random.randrange(-24, 24) * 10
+y_apple = random.randrange(-23, 24) * 10
+eat_sym = 0
+
+
+class HungrySnake:
+    # 蛇的初始运动矢量
+    x_add = 10
+    y_add = 0
+    # 蛇的初始状态, 用坐标表示
+    snake = [[0, 0], [10, 0], [20, 0], [30, 0], [40, 0], [50, 0]]
+
+    # 以蛇的坐标为顶点画方块
+    def draw_snake(self):
+        for each in self.snake:
+            square_spot(each[0], each[1], 10, 'black')
+
+    # 运动方式: pop队首, append队尾
+    def move_a_step(self):
+        self.snake.pop(0)
+        self.snake.append([self.snake[-1][0] + self.x_add, self.snake[-1][1] + self.y_add])
+
+    # 改变运动方向矢量方法, 用于后面响应按键
+    def change_direction(self, x_lab, y_lab):
+        HungrySnake.x_add = x_lab
+        HungrySnake.y_add = y_lab
+
+    def is_crash(self):
+        # 判断是否撞墙
+        if \
+                self.snake[-1][0] <= -250 or self.snake[-1][0] >= 240 or self.snake[-1][1] <= -240 or self.snake[-1][
+                    1] >= 260:
+            return True
+        # 判断是否撞身体
+        elif self.snake[-1] in self.snake[:-1]:
+            return True
+        else:
+            False
+
+    # 吃到苹果, 在append
+    def eat_apple(self):
+        self.snake.append(self.snake[-1])
+
+def square_spot(x, y, width, color):
+    tt.up()
+    tt.goto(x, y)
+    tt.down()
+    tt.color(color)  # 设定填充颜色
+    tt.begin_fill()  # 申明开始填充
+    # 开始画图
+    tt.forward(width)
+    tt.right(90)
+    tt.forward(width)
+    tt.right(90)
+    tt.forward(width)
+    tt.right(90)
+    tt.forward(width)
+    tt.right(90)
+    tt.end_fill()  # 申明填充结束
+    tt.up()
+
+
+def show_apple():
+    global x_apple, y_apple
+    if HungrySnake().snake[-1] == [x_apple,y_apple]:
+        x_apple = random.randrange(-24, 24) * 10
+        y_apple = random.randrange(-23, 24) * 10
+        HungrySnake().eat_apple()
+    else:
+        square_spot(x_apple, y_apple, 10, 'red')
+    print('apple: %s' % [x_apple,y_apple])
+
+
+def game_loop():
+    tt.clear()
+    show_apple()
+    HungrySnake().draw_snake()
+    HungrySnake().move_a_step()
+    print('snake: %s' % HungrySnake().snake)
+    print('speed: %s' % [HungrySnake().x_add, HungrySnake().y_add])
+    print('Crash: %s' % HungrySnake().is_crash())
+    if not HungrySnake().is_crash():
+        tt.ontimer(game_loop, 100)
+    else:
+        square_spot(HungrySnake().snake[-1][0], HungrySnake().snake[-1][1], 10, 'red')
+        tt.done()
+
+
+tt.setup(500, 500)
+
+tt.hideturtle()
+tt.tracer(False)
+tt.listen()
+
+tt.onkey(lambda: HungrySnake().change_direction(-10, 0), 'Left')
+tt.onkey(lambda: HungrySnake().change_direction(10, 0), 'Right')
+tt.onkey(lambda: HungrySnake().change_direction(0, 10), 'Up')  # 不加lambda, 后面的对象类型是None. 加lambda之后才是函数
+tt.onkey(lambda: HungrySnake().change_direction(0, -10), 'Down')
+
+game_loop()
+tt.done()
+

test

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+import requests
+print（requests.get(baidu.com).text[:100]）