猫史档案馆

import math
import turtle

__Pen = turtle.Pen()


def tutlelog(r):

    return (math.log10(r + 301) * 100)

def tutlearcsin(r):

    return ((math.asin(r)) * 100)

def tutlearccos(r):

    return ((math.acos(r)) * 100)

def tutlearctan(r):

    return ((math.atan(r)) * 100)

def tutletan(r):

    return (math.tan(math.radians(r)) * 10)

def tutlecos(r):

    return (math.cos(math.radians(r)) * 100)

def turtlesin(r):

    return (math.sin(math.radians(r)) * 100)

#开始进入Python的世界
x = (-300)
__Pen.penup()
__Pen.goto((-300), tutlelog(x))
__Pen.pendown()
for i in range((-300), 300):
    x += 1
    __Pen.goto(x, tutlelog(x))
turtle.done()

把turtlelog换成turtlesin、turtlecos、turtletan可以切换他图形