Prerequisite: Turtle Programming Basics
turtle is an inbuilt module in Python. It provides drawing using a screen (cardboard) and turtle (pen). To draw something on the screen, we need to move the turtle (pen). To move turtle, there are some functions i.e forward(), backward(), etc.
Drawing Square:
Python3
import turtle
t = turtle.Turtle()
s = int ( input ( "Enter the length of the side of the Square: " ))
t.forward(s)
t.left( 90 )
t.forward(s)
t.left( 90 )
t.forward(s)
t.left( 90 )
t.forward(s)
t.left( 90 )
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Input :
100
Output :

Second approach (Using Loop) :
Python3
import turtle
t = turtle.Turtle()
s = int ( input ( "Enter the length of the side of square: " ))
for _ in range ( 4 ):
t.forward(s)
t.left( 90 )
|
Input :
100
Output :

Drawing Rectangle:
Python3
import turtle
t = turtle.Turtle()
l = int ( input ( "Enter the length of the Rectangle: " ))
w = int ( input ( "Enter the width of the Rectangle: " ))
t.forward(l)
t.left( 90 )
t.forward(w)
t.left( 90 )
t.forward(l)
t.left( 90 )
t.forward(w)
t.left( 90 )
|
Input :
100
120
Output :

Second approach (Using Loop) :
Python3
import turtle
t = turtle.Turtle()
l = int ( input ( "Enter the length of the Rectangle: " ))
w = int ( input ( "Enter the width of the Rectangle: " ))
for _ in range ( 4 ):
if _ % 2 = = 0 :
t.forward(l)
t.left( 90 )
else :
t.forward(w)
t.left( 90 )
|
Input :
100
120
Output :

Since as of now, you must have learned how to draw various basic geometrical illustrations like circle, square, rectangle. So, let’s implement this knowledge to build something which you can really use in building games like let’s draw a human being using the basic knowledge of geometrical knowledge.
Here the code for this implementation:-
Python3
import turtle
def draw_dream():
window = turtle.Screen()
window.bgcolor( "white" )
draw_Scarlett()
window.exitonclick()
def draw_Scarlett():
brad = turtle.Turtle()
brad.shape( "turtle" )
brad.color( "red" )
draw_head(brad)
draw_body(brad)
draw_arm(brad)
draw_leg1(brad)
draw_leg2(brad)
def draw_head(brad):
brad.circle( 60 )
brad.speed( 3 )
brad.right( 60 )
def draw_body(brad):
num = 0
while num < 3 :
brad.forward( 150 )
brad.right( 120 )
brad.speed( 1 )
num + = 1
def draw_arm(brad):
brad.forward( 60 )
brad.left( 60 )
brad.forward( 60 )
brad.backward( 60 )
brad.right( 60 )
brad.backward( 60 )
brad.right( 60 )
brad.forward( 60 )
brad.right( 60 )
brad.forward( 60 )
brad.backward( 60 )
brad.left( 60 )
brad.forward( 90 )
def draw_leg1(brad):
brad.left( 120 )
brad.forward( 40 )
brad.right( 120 )
brad.forward( 120 )
draw_foot1(brad)
def draw_leg2(brad):
brad.color( "red" )
brad.right( 180 )
brad.forward( 120 )
brad.right( 60 )
brad.forward( 70 )
brad.right( 60 )
brad.forward( 120 )
draw_foot2(brad)
def draw_foot1(brad):
brad.color( "blue" )
num = 0
while num < 4 :
brad.forward( 20 )
brad.right( 90 )
num + = 1
def draw_foot2(brad):
brad.color( "blue" )
num = 0
while num < 4 :
brad.forward( 20 )
brad.left( 90 )
num + = 1
draw_dream()
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Output:
