from tkinter import*
from turtle import*

okno=Tk()
okno.geometry("500x500")

platno=Canvas(okno,width=400,height=400,bg="yellow")
platno.grid(row=0,column=0,columnspan=3)

obrazovka=TurtleScreen(platno)
obrazovka.bgcolor("orange")
k=RawTurtle(obrazovka)
k.fd(100)

okno.mainloop()