turtle.circle(radius, extent=None, steps=None)
描述: 以给定半径画圆
参数:
radius(半径); 半径为正(负),表示圆心在画笔的左边(右边)画圆
extent(弧度) (optional);
steps (optional) (做半径为radius的圆的内切正多边形,多边形边数为steps)
radius > 0,逆时针画圆
radius < 0,顺时针画圆
extent > 0,取正方向的圆
extent < 0,取反方向的圆
![使Python中的turtle模块画图两只小羊 使Python中的turtle模块画图两只小羊](https://image.shishitao.com:8440/aHR0cHM6Ly9iYnNtYXguaWthZmFuLmNvbS9zdGF0aWMvTDNCeWIzaDVMMmgwZEhCekwzVndiRzloWkMxcGJXRm5aWE11YW1saGJuTm9kUzVwYnk5MWNHeHZZV1JmYVcxaFoyVnpMekV6TkRBMk16QTNMVE5sWlRWak5tVXlOVFk0TjJNNU1HRXVjRzVuUDJsdFlXZGxUVzluY2pJdllYVjBieTF2Y21sbGJuUXZjM1J5YVhBbE4wTnBiV0ZuWlZacFpYY3lMekl2ZHk4eE1qUXcuanBn.jpg?w=700&webp=1)
实现效果
![使Python中的turtle模块画图两只小羊 使Python中的turtle模块画图两只小羊](https://image.shishitao.com:8440/aHR0cHM6Ly9iYnNtYXguaWthZmFuLmNvbS9zdGF0aWMvTDNCeWIzaDVMMmgwZEhCekwzVndiRzloWkMxcGJXRm5aWE11YW1saGJuTm9kUzVwYnk5MWNHeHZZV1JmYVcxaFoyVnpMekV6TkRBMk16QTNMVEZrWW1Vd01tVmpPR1V5T1dWbU5XWXVjRzVuUDJsdFlXZGxUVzluY2pJdllYVjBieTF2Y21sbGJuUXZjM1J5YVhBbE4wTnBiV0ZuWlZacFpYY3lMekl2ZHk4eE1qUXcuanBn.jpg?w=700&webp=1)