List of Turtle Commands

Command	What is does	Example
forward(distance)	If distance is positive turtle will move forward and if negative turtle will move backward	forward(10), forward(-10)
backward(distance)	If distance is positive turtle will move backward and if negative turtle will ove forward	backward(10), backward(-10)
right(angle)	Current direction is changed in the direction of the angle in a clockwise direction	right(90), right(10)
left(angle)	Current direction is changed in the direction of the angle in a counter clockwise direction	left(90), left(10)
goto(x, y)	Move the turtle to the absolute position of x, y in the canvas grid	goto(0,0), goto(-10, -10)
setx(x)	Move to the x position and don't change y	setx(0), setx(-300)
sety(y)	Move to the y position and don't change x	sety(0), sety(-300)
setheading(angle)	Sets turtle in a direction given by angle	setheading(90)
home()	Move the turtle to the home position which is (0,0)	home()
pendown()
penup()
pensize(size)
pencolor()		pencolor(red)
fillcolor(color)		fillcolor(red), fillcolor(red, green, blue)
begin_fill()
end_fill()
stamp()	Prints a stamp
listen()	Program listens for interactive commands like key up, key down, key left, key right	see interactive code below
onkey()	Calls a function based on keystroke detected in listen	onkey(up, 'Up')

Interactive Listening

from turtle import *

def up():
    setheading(90)
    forward(100)

def down():
    setheading(270)
    forward(100)

def left():
    setheading(180)
    forward(100)

def right():
    setheading(0)
    forward(100)

listen()

onkey(up, 'Up')
onkey(down, 'Down')
onkey(left, 'Left')
onkey(right, 'Right')

onkey(up, 'w')
onkey(down, 's')
onkey(left, 'a')
onkey(right, 'd')

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