Shapes
rect(x, y, h, w)
draw a rectangle with the bottom left at position (x, y), and width w and height h.
oval(x, y, h, w)
draw an oval with the bounds fitting the bottom left at position (x, y), and width w and height h.
line(x1, y1, x2, y2)
draw a straight line between (x1, y1) and (x2, y2).
polygon(x, y, x1, y1, ... xn, yn, close=True)
draw a polygon of a range of x, y points. The optional keyword close can be set to False to create an open path. By default polygon creates a closed path.