# -*- coding: utf-8 -*-
# @Time    : 18-9-14 下午12:47
# @Author  : Felix Wang

from turtle import *
import time

setup(600, 800, 0, 0)
speed(0)
penup()
seth(90)
fd(340)
seth(0)
pendown()
#
speed(5)
begin_fill()
fillcolor('red')
circle(50, 30)

for i in range(10):
    fd(1)
    left(10)
#
circle(40, 40)
#
for i in range(6):
    fd(1)
    left(3)
#
circle(80, 40)
#
for i in range(20):
    fd(0.5)
    left(5)
#
circle(80, 45)
#
for i in range(10):
    fd(2)
    left(1)
#
circle(80, 25)
#
for i in range(20):
    fd(1)
    left(4)
#
circle(50, 50)
#
time.sleep(0.1)
#
circle(120, 55)
#
speed(0)
#
seth(-90)
fd(70)
#
right(150)
fd(20)

left(140)
circle(140, 90)

left(30)
circle(160, 100)

left(130)
fd(25)

penup()
right(150)
circle(40, 80)
pendown()

left(115)
fd(60)

penup()
left(180)
fd(60)
pendown()

end_fill()

right(120)
circle(-50, 50)
circle(-20, 90)

speed(1)
fd(75)

speed(0)
circle(90, 110)

penup()
left(162)
fd(185)
left(170)
pendown()
circle(200, 10)
circle(100, 40)
circle(-52, 115)
left(20)
circle(100, 20)
circle(300, 20)
speed(1)
fd(250)

penup()
speed(0)
left(180)
fd(250)
circle(-300, 7)
right(80)
circle(200, 5)
pendown()

left(60)
begin_fill()
fillcolor('green')
circle(-80, 100)
right(90)
fd(10)
left(20)
circle(-63, 127)
end_fill()

penup()
left(50)
fd(20)
left(180)

pendown()
circle(200, 25)

penup()
right(150)

fd(180)

right(40)
pendown()
begin_fill()
fillcolor('green')
circle(-100, 80)
right(150)
fd(10)
left(60)
circle(-80, 98)
end_fill()

penup()
left(60)
fd(13)
left(180)

pendown()
speed(1)
circle(-200, 23)

exitonclick()

效果圖：

再附上一朵小花的繪制方法：

# -*- coding: utf-8 -*-
# @Time    : 18-9-14 下午3:23
# @Author  : Felix Wang

import turtle
import math


def p_line(t, n, length, angle):
    """Draws n line segments."""
    for i in range(n):
        t.fd(length)
        t.lt(angle)


def polygon(t, n, length):
    """Draws a polygon with n sides."""
    angle = 360 / n
    p_line(t, n, length, angle)


def arc(t, r, angle):
    """Draws an arc with the given radius and angle."""
    arc_length = 2 * math.pi * r * abs(angle) / 360
    n = int(arc_length / 4) + 1
    step_length = arc_length / n
    step_angle = float(angle) / n

    # Before starting reduces, making a slight left turn.
    t.lt(step_angle / 2)
    p_line(t, n, step_length, step_angle)
    t.rt(step_angle / 2)


def petal(t, r, angle):
    """Draws a 花瓣 using two arcs."""
    for i in range(2):
        arc(t, r, angle)
        t.lt(180 - angle)


def flower(t, n, r, angle, p):
    """Draws a flower with n petals."""
    for i in range(n):
        petal(t, r, angle)
        t.lt(p / n)


def leaf(t, r, angle, p):
    """Draws a 葉子 and fill it."""
    t.begin_fill()  # Begin the fill process.
    t.down()
    flower(t, 1, r, angle, p)
    t.end_fill()


def main():
    window = turtle.Screen()  # creat a screen
    window.bgcolor("white")
    window.title("draw a flower")
    lucy = turtle.Turtle()
    lucy.shape("turtle")
    lucy.color("red")
    lucy.width(3)
    # lucy.speed(10)

    # Drawing flower
    flower(lucy, 7, 60, 100, 360)

    # Drawing pedicel
    lucy.color("brown")
    lucy.rt(90)
    lucy.fd(200)

    # Drawing leaf 1
    lucy.width(1)
    lucy.rt(270)
    lucy.color("green")
    leaf(lucy, 40, 80, 180)
    lucy.rt(140)
    lucy.color("black")
    lucy.fd(30)
    lucy.lt(180)
    lucy.fd(30)

    # Drawing leaf 2
    lucy.rt(120)
    lucy.color("green")
    leaf(lucy, 40, 80, 180)
    lucy.color("black")
    lucy.rt(140)
    lucy.fd(30)
    lucy.ht()  # hideturtle
    window.exitonclick()


main()

一朵小花

總結

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